Home / 1,944,260.20-2,912,891.10-1,587,341.80

Finding the Fourth Proportional to 1,944,260.20, 2,912,891.10 and 1,587,341.80

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Solution

The fourth proportional to 1,944,260.20, 2,912,891.10 and 1,587,341.80 is: 2,378,155.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,260.20 : 2,912,891.10 = 1,587,341.80 : x
  2. Step 2: Convert to fraction form
    1,944,260.20/2,912,891.10 = 1,587,341.80/x
  3. Step 3: Cross multiply
    1,944,260.20x = 2,912,891.10 × 1,587,341.80
  4. Step 4: Simplify right side
    1,944,260.20x = 4,623,753,801,877.98
  5. Step 5: Solve for x
    x = 4,623,753,801,877.98/1,944,260.20
  6. Step 6: Final answer
    x = 2,378,155.87

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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.