Home / 1,324,236.20-1,987,391.10-614,352.20

Finding the Fourth Proportional to 1,324,236.20, 1,987,391.10 and 614,352.20

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Solution

The fourth proportional to 1,324,236.20, 1,987,391.10 and 614,352.20 is: 922,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,236.20 : 1,987,391.10 = 614,352.20 : x
  2. Step 2: Convert to fraction form
    1,324,236.20/1,987,391.10 = 614,352.20/x
  3. Step 3: Cross multiply
    1,324,236.20x = 1,987,391.10 × 614,352.20
  4. Step 4: Simplify right side
    1,324,236.20x = 1,220,958,094,545.42
  5. Step 5: Solve for x
    x = 1,220,958,094,545.42/1,324,236.20
  6. Step 6: Final answer
    x = 922,009.30

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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.