Home / 426,998-919,972

Finding the Third Proportional to 426,998 and 919,972

Calculator

Solution

The third proportional to 426,998 and 919,972 is: 1,982,090.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,998 : 919,972 = 919,972 : x
  2. Step 2: Convert to fraction form
    426,998/919,972 = 919,972/x
  3. Step 3: Cross multiply
    426,998x = 919,972 × 919,972
  4. Step 4: Simplify right side
    426,998x = 846,348,480,784
  5. Step 5: Solve for x
    x = 846,348,480,784/426,998
  6. Step 6: Final answer
    x = 1,982,090.04

Related Problems

Find third proportional to 213,499 and 459,986
Half scale
Find third proportional to 853,996 and 1,839,944
Double scale
Find third proportional to 427,000 and 919,976
Similar ratio
Find third proportional to 640,497 and 1,379,958
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.