Home / 755,057.10-1,132,585.65-726,026.70

Finding the Fourth Proportional to 755,057.10, 1,132,585.65 and 726,026.70

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Solution

The fourth proportional to 755,057.10, 1,132,585.65 and 726,026.70 is: 1,089,040.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,057.10 : 1,132,585.65 = 726,026.70 : x
  2. Step 2: Convert to fraction form
    755,057.10/1,132,585.65 = 726,026.70/x
  3. Step 3: Cross multiply
    755,057.10x = 1,132,585.65 × 726,026.70
  4. Step 4: Simplify right side
    755,057.10x = 822,287,421,936.86
  5. Step 5: Solve for x
    x = 822,287,421,936.86/755,057.10
  6. Step 6: Final answer
    x = 1,089,040.05

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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.