Home / 3,000,917.47-4,501,387.92-726,438.15

Finding the Fourth Proportional to 3,000,917.47, 4,501,387.92 and 726,438.15

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Solution

The fourth proportional to 3,000,917.47, 4,501,387.92 and 726,438.15 is: 1,089,660.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,917.47 : 4,501,387.92 = 726,438.15 : x
  2. Step 2: Convert to fraction form
    3,000,917.47/4,501,387.92 = 726,438.15/x
  3. Step 3: Cross multiply
    3,000,917.47x = 4,501,387.92 × 726,438.15
  4. Step 4: Simplify right side
    3,000,917.47x = 3,269,979,909,839.31
  5. Step 5: Solve for x
    x = 3,269,979,909,839.31/3,000,917.47
  6. Step 6: Final answer
    x = 1,089,660.06

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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.