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Finding the Fourth Proportional to 5,395,306.08, 8,092,770.92 and 1,351,828.20

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Solution

The fourth proportional to 5,395,306.08, 8,092,770.92 and 1,351,828.20 is: 2,027,695.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395,306.08 : 8,092,770.92 = 1,351,828.20 : x
  2. Step 2: Convert to fraction form
    5,395,306.08/8,092,770.92 = 1,351,828.20/x
  3. Step 3: Cross multiply
    5,395,306.08x = 8,092,770.92 × 1,351,828.20
  4. Step 4: Simplify right side
    5,395,306.08x = 10,940,035,945,795.94
  5. Step 5: Solve for x
    x = 10,940,035,945,795.94/5,395,306.08
  6. Step 6: Final answer
    x = 2,027,695.15

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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.