Home / 3,187,516.46-4,398,644.66-1,737,180.78

Finding the Fourth Proportional to 3,187,516.46, 4,398,644.66 and 1,737,180.78

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Solution

The fourth proportional to 3,187,516.46, 4,398,644.66 and 1,737,180.78 is: 2,397,239.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,516.46 : 4,398,644.66 = 1,737,180.78 : x
  2. Step 2: Convert to fraction form
    3,187,516.46/4,398,644.66 = 1,737,180.78/x
  3. Step 3: Cross multiply
    3,187,516.46x = 4,398,644.66 × 1,737,180.78
  4. Step 4: Simplify right side
    3,187,516.46x = 7,641,240,936,220.82
  5. Step 5: Solve for x
    x = 7,641,240,936,220.82/3,187,516.46
  6. Step 6: Final answer
    x = 2,397,239.68

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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.