Home / 1,337,177.20-1,845,293.52-725,328.40

Finding the Fourth Proportional to 1,337,177.20, 1,845,293.52 and 725,328.40

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Solution

The fourth proportional to 1,337,177.20, 1,845,293.52 and 725,328.40 is: 1,000,947.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,177.20 : 1,845,293.52 = 725,328.40 : x
  2. Step 2: Convert to fraction form
    1,337,177.20/1,845,293.52 = 725,328.40/x
  3. Step 3: Cross multiply
    1,337,177.20x = 1,845,293.52 × 725,328.40
  4. Step 4: Simplify right side
    1,337,177.20x = 1,338,443,796,391.97
  5. Step 5: Solve for x
    x = 1,338,443,796,391.97/1,337,177.20
  6. Step 6: Final answer
    x = 1,000,947.22

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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.