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Finding the Fourth Proportional to 2,493,822.44, 3,740,844.95 and 764,567.86

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Solution

The fourth proportional to 2,493,822.44, 3,740,844.95 and 764,567.86 is: 1,146,885.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493,822.44 : 3,740,844.95 = 764,567.86 : x
  2. Step 2: Convert to fraction form
    2,493,822.44/3,740,844.95 = 764,567.86/x
  3. Step 3: Cross multiply
    2,493,822.44x = 3,740,844.95 × 764,567.86
  4. Step 4: Simplify right side
    2,493,822.44x = 2,860,129,810,572.62
  5. Step 5: Solve for x
    x = 2,860,129,810,572.62/2,493,822.44
  6. Step 6: Final answer
    x = 1,146,885.91

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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.