Home / 1,086,414.28-1,499,321.76-602,979.44

Finding the Fourth Proportional to 1,086,414.28, 1,499,321.76 and 602,979.44

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Solution

The fourth proportional to 1,086,414.28, 1,499,321.76 and 602,979.44 is: 832,150.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,414.28 : 1,499,321.76 = 602,979.44 : x
  2. Step 2: Convert to fraction form
    1,086,414.28/1,499,321.76 = 602,979.44/x
  3. Step 3: Cross multiply
    1,086,414.28x = 1,499,321.76 × 602,979.44
  4. Step 4: Simplify right side
    1,086,414.28x = 904,060,195,224.61
  5. Step 5: Solve for x
    x = 904,060,195,224.61/1,086,414.28
  6. Step 6: Final answer
    x = 832,150.51

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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.