Home / 1,393,516.68-2,089,773.78-482,451.78

Finding the Fourth Proportional to 1,393,516.68, 2,089,773.78 and 482,451.78

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Solution

The fourth proportional to 1,393,516.68, 2,089,773.78 and 482,451.78 is: 723,504.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,516.68 : 2,089,773.78 = 482,451.78 : x
  2. Step 2: Convert to fraction form
    1,393,516.68/2,089,773.78 = 482,451.78/x
  3. Step 3: Cross multiply
    1,393,516.68x = 2,089,773.78 × 482,451.78
  4. Step 4: Simplify right side
    1,393,516.68x = 1,008,215,079,958.33
  5. Step 5: Solve for x
    x = 1,008,215,079,958.33/1,393,516.68
  6. Step 6: Final answer
    x = 723,504.13

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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.