Home / 1,352,372.52-1,866,332.40-748,760.52

Finding the Fourth Proportional to 1,352,372.52, 1,866,332.40 and 748,760.52

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Solution

The fourth proportional to 1,352,372.52, 1,866,332.40 and 748,760.52 is: 1,033,321.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,372.52 : 1,866,332.40 = 748,760.52 : x
  2. Step 2: Convert to fraction form
    1,352,372.52/1,866,332.40 = 748,760.52/x
  3. Step 3: Cross multiply
    1,352,372.52x = 1,866,332.40 × 748,760.52
  4. Step 4: Simplify right side
    1,352,372.52x = 1,397,436,018,316.85
  5. Step 5: Solve for x
    x = 1,397,436,018,316.85/1,352,372.52
  6. Step 6: Final answer
    x = 1,033,321.81

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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.