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Finding the Fourth Proportional to 5,584,348.48, 8,375,524.80 and 1,485,691.72

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Solution

The fourth proportional to 5,584,348.48, 8,375,524.80 and 1,485,691.72 is: 2,228,272.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,584,348.48 : 8,375,524.80 = 1,485,691.72 : x
  2. Step 2: Convert to fraction form
    5,584,348.48/8,375,524.80 = 1,485,691.72/x
  3. Step 3: Cross multiply
    5,584,348.48x = 8,375,524.80 × 1,485,691.72
  4. Step 4: Simplify right side
    5,584,348.48x = 12,443,447,846,014.66
  5. Step 5: Solve for x
    x = 12,443,447,846,014.66/5,584,348.48
  6. Step 6: Final answer
    x = 2,228,272.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.