Home / 2,949,371.28-4,419,550.17-1,986,265.71

Finding the Fourth Proportional to 2,949,371.28, 4,419,550.17 and 1,986,265.71

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Solution

The fourth proportional to 2,949,371.28, 4,419,550.17 and 1,986,265.71 is: 2,976,363.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949,371.28 : 4,419,550.17 = 1,986,265.71 : x
  2. Step 2: Convert to fraction form
    2,949,371.28/4,419,550.17 = 1,986,265.71/x
  3. Step 3: Cross multiply
    2,949,371.28x = 4,419,550.17 × 1,986,265.71
  4. Step 4: Simplify right side
    2,949,371.28x = 8,778,400,956,295.67
  5. Step 5: Solve for x
    x = 8,778,400,956,295.67/2,949,371.28
  6. Step 6: Final answer
    x = 2,976,363.48

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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.