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Finding the Fourth Proportional to 5,473,702, 8,211,892.08 and 3,857,624

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Solution

The fourth proportional to 5,473,702, 8,211,892.08 and 3,857,624 is: 5,787,379.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,473,702 : 8,211,892.08 = 3,857,624 : x
  2. Step 2: Convert to fraction form
    5,473,702/8,211,892.08 = 3,857,624/x
  3. Step 3: Cross multiply
    5,473,702x = 8,211,892.08 × 3,857,624
  4. Step 4: Simplify right side
    5,473,702x = 31,678,391,973,217.92
  5. Step 5: Solve for x
    x = 31,678,391,973,217.92/5,473,702
  6. Step 6: Final answer
    x = 5,787,379.72

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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.