Home / 1,414,078.70-1,951,469.66-769,540.46

Finding the Fourth Proportional to 1,414,078.70, 1,951,469.66 and 769,540.46

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Solution

The fourth proportional to 1,414,078.70, 1,951,469.66 and 769,540.46 is: 1,061,988.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,078.70 : 1,951,469.66 = 769,540.46 : x
  2. Step 2: Convert to fraction form
    1,414,078.70/1,951,469.66 = 769,540.46/x
  3. Step 3: Cross multiply
    1,414,078.70x = 1,951,469.66 × 769,540.46
  4. Step 4: Simplify right side
    1,414,078.70x = 1,501,734,851,998.95
  5. Step 5: Solve for x
    x = 1,501,734,851,998.95/1,414,078.70
  6. Step 6: Final answer
    x = 1,061,988.17

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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.