Home / 1,078,736.18-1,488,691.68-588,732.52

Finding the Fourth Proportional to 1,078,736.18, 1,488,691.68 and 588,732.52

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Solution

The fourth proportional to 1,078,736.18, 1,488,691.68 and 588,732.52 is: 812,470.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,736.18 : 1,488,691.68 = 588,732.52 : x
  2. Step 2: Convert to fraction form
    1,078,736.18/1,488,691.68 = 588,732.52/x
  3. Step 3: Cross multiply
    1,078,736.18x = 1,488,691.68 × 588,732.52
  4. Step 4: Simplify right side
    1,078,736.18x = 876,441,200,547.70
  5. Step 5: Solve for x
    x = 876,441,200,547.70/1,078,736.18
  6. Step 6: Final answer
    x = 812,470.38

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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.