Home / 1,071,646.43-1,478,887.40-588,202.79

Finding the Fourth Proportional to 1,071,646.43, 1,478,887.40 and 588,202.79

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Solution

The fourth proportional to 1,071,646.43, 1,478,887.40 and 588,202.79 is: 811,728.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,646.43 : 1,478,887.40 = 588,202.79 : x
  2. Step 2: Convert to fraction form
    1,071,646.43/1,478,887.40 = 588,202.79/x
  3. Step 3: Cross multiply
    1,071,646.43x = 1,478,887.40 × 588,202.79
  4. Step 4: Simplify right side
    1,071,646.43x = 869,885,688,851.92
  5. Step 5: Solve for x
    x = 869,885,688,851.92/1,071,646.43
  6. Step 6: Final answer
    x = 811,728.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.