Home / 1,324,617.75-1,986,974.91-471,752.15

Finding the Fourth Proportional to 1,324,617.75, 1,986,974.91 and 471,752.15

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Solution

The fourth proportional to 1,324,617.75, 1,986,974.91 and 471,752.15 is: 707,645.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,617.75 : 1,986,974.91 = 471,752.15 : x
  2. Step 2: Convert to fraction form
    1,324,617.75/1,986,974.91 = 471,752.15/x
  3. Step 3: Cross multiply
    1,324,617.75x = 1,986,974.91 × 471,752.15
  4. Step 4: Simplify right side
    1,324,617.75x = 937,359,675,853.68
  5. Step 5: Solve for x
    x = 937,359,675,853.68/1,324,617.75
  6. Step 6: Final answer
    x = 707,645.41

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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.