Home / 5,322,025.20-7,981,288.20-1,955,794.80

Finding the Fourth Proportional to 5,322,025.20, 7,981,288.20 and 1,955,794.80

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Solution

The fourth proportional to 5,322,025.20, 7,981,288.20 and 1,955,794.80 is: 2,933,049.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322,025.20 : 7,981,288.20 = 1,955,794.80 : x
  2. Step 2: Convert to fraction form
    5,322,025.20/7,981,288.20 = 1,955,794.80/x
  3. Step 3: Cross multiply
    5,322,025.20x = 7,981,288.20 × 1,955,794.80
  4. Step 4: Simplify right side
    5,322,025.20x = 15,609,761,958,861.36
  5. Step 5: Solve for x
    x = 15,609,761,958,861.36/5,322,025.20
  6. Step 6: Final answer
    x = 2,933,049.24

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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.