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Finding the Fourth Proportional to 5,894,962.56, 8,134,990.92 and 3,281,425.20

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Solution

The fourth proportional to 5,894,962.56, 8,134,990.92 and 3,281,425.20 is: 4,528,334.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,894,962.56 : 8,134,990.92 = 3,281,425.20 : x
  2. Step 2: Convert to fraction form
    5,894,962.56/8,134,990.92 = 3,281,425.20/x
  3. Step 3: Cross multiply
    5,894,962.56x = 8,134,990.92 × 3,281,425.20
  4. Step 4: Simplify right side
    5,894,962.56x = 26,694,364,206,659.18
  5. Step 5: Solve for x
    x = 26,694,364,206,659.18/5,894,962.56
  6. Step 6: Final answer
    x = 4,528,334.82

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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.