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Finding the Fourth Proportional to 5,987,750.70, 8,981,626.05 and 2,956,568.70

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Solution

The fourth proportional to 5,987,750.70, 8,981,626.05 and 2,956,568.70 is: 4,434,853.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987,750.70 : 8,981,626.05 = 2,956,568.70 : x
  2. Step 2: Convert to fraction form
    5,987,750.70/8,981,626.05 = 2,956,568.70/x
  3. Step 3: Cross multiply
    5,987,750.70x = 8,981,626.05 × 2,956,568.70
  4. Step 4: Simplify right side
    5,987,750.70x = 26,554,794,454,534.64
  5. Step 5: Solve for x
    x = 26,554,794,454,534.64/5,987,750.70
  6. Step 6: Final answer
    x = 4,434,853.05

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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.