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Finding the Fourth Proportional to 3,193,489.38, 4,788,461.82 and 1,062,410.16

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Solution

The fourth proportional to 3,193,489.38, 4,788,461.82 and 1,062,410.16 is: 1,593,025.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193,489.38 : 4,788,461.82 = 1,062,410.16 : x
  2. Step 2: Convert to fraction form
    3,193,489.38/4,788,461.82 = 1,062,410.16/x
  3. Step 3: Cross multiply
    3,193,489.38x = 4,788,461.82 × 1,062,410.16
  4. Step 4: Simplify right side
    3,193,489.38x = 5,087,310,488,340.09
  5. Step 5: Solve for x
    x = 5,087,310,488,340.09/3,193,489.38
  6. Step 6: Final answer
    x = 1,593,025.65

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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.