Home / 936,766.20-1,292,391.54-614,655.12

Finding the Fourth Proportional to 936,766.20, 1,292,391.54 and 614,655.12

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Solution

The fourth proportional to 936,766.20, 1,292,391.54 and 614,655.12 is: 847,997.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,766.20 : 1,292,391.54 = 614,655.12 : x
  2. Step 2: Convert to fraction form
    936,766.20/1,292,391.54 = 614,655.12/x
  3. Step 3: Cross multiply
    936,766.20x = 1,292,391.54 × 614,655.12
  4. Step 4: Simplify right side
    936,766.20x = 794,375,077,105.69
  5. Step 5: Solve for x
    x = 794,375,077,105.69/936,766.20
  6. Step 6: Final answer
    x = 847,997.16

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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.