Home / 4,317,382.38-6,475,983.12-1,438,957.56

Finding the Fourth Proportional to 4,317,382.38, 6,475,983.12 and 1,438,957.56

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Solution

The fourth proportional to 4,317,382.38, 6,475,983.12 and 1,438,957.56 is: 2,158,406.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317,382.38 : 6,475,983.12 = 1,438,957.56 : x
  2. Step 2: Convert to fraction form
    4,317,382.38/6,475,983.12 = 1,438,957.56/x
  3. Step 3: Cross multiply
    4,317,382.38x = 6,475,983.12 × 1,438,957.56
  4. Step 4: Simplify right side
    4,317,382.38x = 9,318,664,868,956.39
  5. Step 5: Solve for x
    x = 9,318,664,868,956.39/4,317,382.38
  6. Step 6: Final answer
    x = 2,158,406.19

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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.