Home / 1,791,317.76-2,472,007.68-986,496

Finding the Fourth Proportional to 1,791,317.76, 2,472,007.68 and 986,496

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Solution

The fourth proportional to 1,791,317.76, 2,472,007.68 and 986,496 is: 1,361,358.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,317.76 : 2,472,007.68 = 986,496 : x
  2. Step 2: Convert to fraction form
    1,791,317.76/2,472,007.68 = 986,496/x
  3. Step 3: Cross multiply
    1,791,317.76x = 2,472,007.68 × 986,496
  4. Step 4: Simplify right side
    1,791,317.76x = 2,438,625,688,289.28
  5. Step 5: Solve for x
    x = 2,438,625,688,289.28/1,791,317.76
  6. Step 6: Final answer
    x = 1,361,358.52

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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.