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Finding the Fourth Proportional to 5,801,264.88, 8,005,887.90 and 3,187,747.62

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Solution

The fourth proportional to 5,801,264.88, 8,005,887.90 and 3,187,747.62 is: 4,399,169.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,801,264.88 : 8,005,887.90 = 3,187,747.62 : x
  2. Step 2: Convert to fraction form
    5,801,264.88/8,005,887.90 = 3,187,747.62/x
  3. Step 3: Cross multiply
    5,801,264.88x = 8,005,887.90 × 3,187,747.62
  4. Step 4: Simplify right side
    5,801,264.88x = 25,520,750,099,211.80
  5. Step 5: Solve for x
    x = 25,520,750,099,211.80/5,801,264.88
  6. Step 6: Final answer
    x = 4,399,169.94

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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.