Home / 2,199,121.28-3,299,198.16-682,726.76

Finding the Fourth Proportional to 2,199,121.28, 3,299,198.16 and 682,726.76

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Solution

The fourth proportional to 2,199,121.28, 3,299,198.16 and 682,726.76 is: 1,024,250.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,121.28 : 3,299,198.16 = 682,726.76 : x
  2. Step 2: Convert to fraction form
    2,199,121.28/3,299,198.16 = 682,726.76/x
  3. Step 3: Cross multiply
    2,199,121.28x = 3,299,198.16 × 682,726.76
  4. Step 4: Simplify right side
    2,199,121.28x = 2,252,450,870,374.76
  5. Step 5: Solve for x
    x = 2,252,450,870,374.76/2,199,121.28
  6. Step 6: Final answer
    x = 1,024,250.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.