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Finding the Fourth Proportional to 3,246,960.92, 4,868,950.52 and 940,929.80

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Solution

The fourth proportional to 3,246,960.92, 4,868,950.52 and 940,929.80 is: 1,410,962.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246,960.92 : 4,868,950.52 = 940,929.80 : x
  2. Step 2: Convert to fraction form
    3,246,960.92/4,868,950.52 = 940,929.80/x
  3. Step 3: Cross multiply
    3,246,960.92x = 4,868,950.52 × 940,929.80
  4. Step 4: Simplify right side
    3,246,960.92x = 4,581,340,609,944.10
  5. Step 5: Solve for x
    x = 4,581,340,609,944.10/3,246,960.92
  6. Step 6: Final answer
    x = 1,410,962.66

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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.