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Finding the Fourth Proportional to 5,934,956.55, 8,902,267.97 and 1,891,686.65

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Solution

The fourth proportional to 5,934,956.55, 8,902,267.97 and 1,891,686.65 is: 2,837,476.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,934,956.55 : 8,902,267.97 = 1,891,686.65 : x
  2. Step 2: Convert to fraction form
    5,934,956.55/8,902,267.97 = 1,891,686.65/x
  3. Step 3: Cross multiply
    5,934,956.55x = 8,902,267.97 × 1,891,686.65
  4. Step 4: Simplify right side
    5,934,956.55x = 16,840,301,419,601.83
  5. Step 5: Solve for x
    x = 16,840,301,419,601.83/5,934,956.55
  6. Step 6: Final answer
    x = 2,837,476.78

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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.