Home / 1,078,757.09-1,488,720.50-588,753.36

Finding the Fourth Proportional to 1,078,757.09, 1,488,720.50 and 588,753.36

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Solution

The fourth proportional to 1,078,757.09, 1,488,720.50 and 588,753.36 is: 812,499.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,757.09 : 1,488,720.50 = 588,753.36 : x
  2. Step 2: Convert to fraction form
    1,078,757.09/1,488,720.50 = 588,753.36/x
  3. Step 3: Cross multiply
    1,078,757.09x = 1,488,720.50 × 588,753.36
  4. Step 4: Simplify right side
    1,078,757.09x = 876,489,193,532.11
  5. Step 5: Solve for x
    x = 876,489,193,532.11/1,078,757.09
  6. Step 6: Final answer
    x = 812,499.13

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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.