Home / 3,860,540.92-5,327,644.52-2,118,209.85

Finding the Fourth Proportional to 3,860,540.92, 5,327,644.52 and 2,118,209.85

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Solution

The fourth proportional to 3,860,540.92, 5,327,644.52 and 2,118,209.85 is: 2,923,183.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860,540.92 : 5,327,644.52 = 2,118,209.85 : x
  2. Step 2: Convert to fraction form
    3,860,540.92/5,327,644.52 = 2,118,209.85/x
  3. Step 3: Cross multiply
    3,860,540.92x = 5,327,644.52 × 2,118,209.85
  4. Step 4: Simplify right side
    3,860,540.92x = 11,285,069,099,562.52
  5. Step 5: Solve for x
    x = 11,285,069,099,562.52/3,860,540.92
  6. Step 6: Final answer
    x = 2,923,183.39

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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.