Home / 1,224,132.72-1,836,494.28-425,298

Finding the Fourth Proportional to 1,224,132.72, 1,836,494.28 and 425,298

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Solution

The fourth proportional to 1,224,132.72, 1,836,494.28 and 425,298 is: 638,049.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,132.72 : 1,836,494.28 = 425,298 : x
  2. Step 2: Convert to fraction form
    1,224,132.72/1,836,494.28 = 425,298/x
  3. Step 3: Cross multiply
    1,224,132.72x = 1,836,494.28 × 425,298
  4. Step 4: Simplify right side
    1,224,132.72x = 781,057,344,295.44
  5. Step 5: Solve for x
    x = 781,057,344,295.44/1,224,132.72
  6. Step 6: Final answer
    x = 638,049.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.