Home / 1,016,683.92-1,523,961.72-342,532.28

Finding the Fourth Proportional to 1,016,683.92, 1,523,961.72 and 342,532.28

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Solution

The fourth proportional to 1,016,683.92, 1,523,961.72 and 342,532.28 is: 513,439.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,683.92 : 1,523,961.72 = 342,532.28 : x
  2. Step 2: Convert to fraction form
    1,016,683.92/1,523,961.72 = 342,532.28/x
  3. Step 3: Cross multiply
    1,016,683.92x = 1,523,961.72 × 342,532.28
  4. Step 4: Simplify right side
    1,016,683.92x = 522,006,082,584.32
  5. Step 5: Solve for x
    x = 522,006,082,584.32/1,016,683.92
  6. Step 6: Final answer
    x = 513,439.89

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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.