Home / 2,715,380.97-3,747,228.21-1,491,765.76

Finding the Fourth Proportional to 2,715,380.97, 3,747,228.21 and 1,491,765.76

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Solution

The fourth proportional to 2,715,380.97, 3,747,228.21 and 1,491,765.76 is: 2,058,638.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715,380.97 : 3,747,228.21 = 1,491,765.76 : x
  2. Step 2: Convert to fraction form
    2,715,380.97/3,747,228.21 = 1,491,765.76/x
  3. Step 3: Cross multiply
    2,715,380.97x = 3,747,228.21 × 1,491,765.76
  4. Step 4: Simplify right side
    2,715,380.97x = 5,589,986,738,584.09
  5. Step 5: Solve for x
    x = 5,589,986,738,584.09/2,715,380.97
  6. Step 6: Final answer
    x = 2,058,638.11

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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.