Home / 3,187,227.35-4,397,125.22-1,961,404.71

Finding the Fourth Proportional to 3,187,227.35, 4,397,125.22 and 1,961,404.71

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Solution

The fourth proportional to 3,187,227.35, 4,397,125.22 and 1,961,404.71 is: 2,705,970.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,227.35 : 4,397,125.22 = 1,961,404.71 : x
  2. Step 2: Convert to fraction form
    3,187,227.35/4,397,125.22 = 1,961,404.71/x
  3. Step 3: Cross multiply
    3,187,227.35x = 4,397,125.22 × 1,961,404.71
  4. Step 4: Simplify right side
    3,187,227.35x = 8,624,542,107,160.76
  5. Step 5: Solve for x
    x = 8,624,542,107,160.76/3,187,227.35
  6. Step 6: Final answer
    x = 2,705,970.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.