Reverse CAGR Calculator

Reverse CAGR Calculator to find the starting investment value based on final amount, growth rate, and investment period.

What to Calculate

Find Future Value

What will my investment be worth?

Find Initial Investment Needed

How much do I need to start with?

Find Time to Reach Goal

How long until I hit my target?

Investment Values

Beginning investment value

$0$5M$10M

Target ending value

$0$5M$10M

Rate & Time

Expected CAGR

0.1%25%50%

Time Period

12550

Optional Adjustments

Monthly contribution

$0$25k$50k

Inflation rate

0%7.5%15%

Formula Breakdown

Results

Future Value

—

Total growth

—

Total return %

—

Growth multiplier

—

Rule of 72 doubling time

—

Rule of 114 tripling time

—

Real future value

—

Key milestones

—

Total contributions

—

Investment gain only

—

Exact time needed

—

Value composition

—

PrincipalGain

Ending Value Composition

Initial investment

Investment gain

Contributions

Growth Projection

Projected value

Without growth

Year-by-Year Growth Breakdown

Year	Beginning Bal.	Gain	End Bal.	Cum. Gain	Total Return %