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Finding the Fourth Proportional to 5,805,984.92, 8,012,532.66 and 3,227,708.78

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Solution

The fourth proportional to 5,805,984.92, 8,012,532.66 and 3,227,708.78 is: 4,454,390.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805,984.92 : 8,012,532.66 = 3,227,708.78 : x
  2. Step 2: Convert to fraction form
    5,805,984.92/8,012,532.66 = 3,227,708.78/x
  3. Step 3: Cross multiply
    5,805,984.92x = 8,012,532.66 × 3,227,708.78
  4. Step 4: Simplify right side
    5,805,984.92x = 25,862,122,016,718.75
  5. Step 5: Solve for x
    x = 25,862,122,016,718.75/5,805,984.92
  6. Step 6: Final answer
    x = 4,454,390.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.