Home / 2,469,072.22-3,407,452.03-1,381,278.92

Finding the Fourth Proportional to 2,469,072.22, 3,407,452.03 and 1,381,278.92

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Solution

The fourth proportional to 2,469,072.22, 3,407,452.03 and 1,381,278.92 is: 1,906,238.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469,072.22 : 3,407,452.03 = 1,381,278.92 : x
  2. Step 2: Convert to fraction form
    2,469,072.22/3,407,452.03 = 1,381,278.92/x
  3. Step 3: Cross multiply
    2,469,072.22x = 3,407,452.03 × 1,381,278.92
  4. Step 4: Simplify right side
    2,469,072.22x = 4,706,641,659,950.21
  5. Step 5: Solve for x
    x = 4,706,641,659,950.21/2,469,072.22
  6. Step 6: Final answer
    x = 1,906,238.96

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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.