Home / 1,791,559.62-2,687,322.75-726,348.48

Finding the Fourth Proportional to 1,791,559.62, 2,687,322.75 and 726,348.48

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Solution

The fourth proportional to 1,791,559.62, 2,687,322.75 and 726,348.48 is: 1,089,515.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,559.62 : 2,687,322.75 = 726,348.48 : x
  2. Step 2: Convert to fraction form
    1,791,559.62/2,687,322.75 = 726,348.48/x
  3. Step 3: Cross multiply
    1,791,559.62x = 2,687,322.75 × 726,348.48
  4. Step 4: Simplify right side
    1,791,559.62x = 1,951,932,794,731.92
  5. Step 5: Solve for x
    x = 1,951,932,794,731.92/1,791,559.62
  6. Step 6: Final answer
    x = 1,089,515.96

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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.