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Finding the Fourth Proportional to 3,398,747.03, 5,098,120.74 and 1,154,885.03

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Solution

The fourth proportional to 3,398,747.03, 5,098,120.74 and 1,154,885.03 is: 1,732,327.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,747.03 : 5,098,120.74 = 1,154,885.03 : x
  2. Step 2: Convert to fraction form
    3,398,747.03/5,098,120.74 = 1,154,885.03/x
  3. Step 3: Cross multiply
    3,398,747.03x = 5,098,120.74 × 1,154,885.03
  4. Step 4: Simplify right side
    3,398,747.03x = 5,887,743,323,758.52
  5. Step 5: Solve for x
    x = 5,887,743,323,758.52/3,398,747.03
  6. Step 6: Final answer
    x = 1,732,327.61

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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.