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Finding the Fourth Proportional to 8,652,862.56, 12,978,302.24 and 2,263,731.52

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Solution

The fourth proportional to 8,652,862.56, 12,978,302.24 and 2,263,731.52 is: 3,395,337.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,652,862.56 : 12,978,302.24 = 2,263,731.52 : x
  2. Step 2: Convert to fraction form
    8,652,862.56/12,978,302.24 = 2,263,731.52/x
  3. Step 3: Cross multiply
    8,652,862.56x = 12,978,302.24 × 2,263,731.52
  4. Step 4: Simplify right side
    8,652,862.56x = 29,379,391,856,774.61
  5. Step 5: Solve for x
    x = 29,379,391,856,774.61/8,652,862.56
  6. Step 6: Final answer
    x = 3,395,337.86

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