Home / 1,944,040.20-2,912,561.10-1,587,121.80

Finding the Fourth Proportional to 1,944,040.20, 2,912,561.10 and 1,587,121.80

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Solution

The fourth proportional to 1,944,040.20, 2,912,561.10 and 1,587,121.80 is: 2,377,825.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,040.20 : 2,912,561.10 = 1,587,121.80 : x
  2. Step 2: Convert to fraction form
    1,944,040.20/2,912,561.10 = 1,587,121.80/x
  3. Step 3: Cross multiply
    1,944,040.20x = 2,912,561.10 × 1,587,121.80
  4. Step 4: Simplify right side
    1,944,040.20x = 4,622,589,215,641.98
  5. Step 5: Solve for x
    x = 4,622,589,215,641.98/1,944,040.20
  6. Step 6: Final answer
    x = 2,377,825.94

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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.