Home / 1,253,097.48-1,729,275.90-680,138.04

Finding the Fourth Proportional to 1,253,097.48, 1,729,275.90 and 680,138.04

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Solution

The fourth proportional to 1,253,097.48, 1,729,275.90 and 680,138.04 is: 938,591.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,097.48 : 1,729,275.90 = 680,138.04 : x
  2. Step 2: Convert to fraction form
    1,253,097.48/1,729,275.90 = 680,138.04/x
  3. Step 3: Cross multiply
    1,253,097.48x = 1,729,275.90 × 680,138.04
  4. Step 4: Simplify right side
    1,253,097.48x = 1,176,146,321,245.24
  5. Step 5: Solve for x
    x = 1,176,146,321,245.24/1,253,097.48
  6. Step 6: Final answer
    x = 938,591.24

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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.