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Finding the Fourth Proportional to 5,907,757.28, 8,860,848.39 and 1,647,568.76

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Solution

The fourth proportional to 5,907,757.28, 8,860,848.39 and 1,647,568.76 is: 2,471,133.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907,757.28 : 8,860,848.39 = 1,647,568.76 : x
  2. Step 2: Convert to fraction form
    5,907,757.28/8,860,848.39 = 1,647,568.76/x
  3. Step 3: Cross multiply
    5,907,757.28x = 8,860,848.39 × 1,647,568.76
  4. Step 4: Simplify right side
    5,907,757.28x = 14,598,856,950,156.05
  5. Step 5: Solve for x
    x = 14,598,856,950,156.05/5,907,757.28
  6. Step 6: Final answer
    x = 2,471,133.51

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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.