Home / 3,187,613.71-4,398,778.60-1,737,278.20

Finding the Fourth Proportional to 3,187,613.71, 4,398,778.60 and 1,737,278.20

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Solution

The fourth proportional to 3,187,613.71, 4,398,778.60 and 1,737,278.20 is: 2,397,373.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,613.71 : 4,398,778.60 = 1,737,278.20 : x
  2. Step 2: Convert to fraction form
    3,187,613.71/4,398,778.60 = 1,737,278.20/x
  3. Step 3: Cross multiply
    3,187,613.71x = 4,398,778.60 × 1,737,278.20
  4. Step 4: Simplify right side
    3,187,613.71x = 7,641,902,168,406.52
  5. Step 5: Solve for x
    x = 7,641,902,168,406.52/3,187,613.71
  6. Step 6: Final answer
    x = 2,397,373.98

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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.