Home / 1,407,517.14-1,942,321.62-762,923.49

Finding the Fourth Proportional to 1,407,517.14, 1,942,321.62 and 762,923.49

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Solution

The fourth proportional to 1,407,517.14, 1,942,321.62 and 762,923.49 is: 1,052,806.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,517.14 : 1,942,321.62 = 762,923.49 : x
  2. Step 2: Convert to fraction form
    1,407,517.14/1,942,321.62 = 762,923.49/x
  3. Step 3: Cross multiply
    1,407,517.14x = 1,942,321.62 × 762,923.49
  4. Step 4: Simplify right side
    1,407,517.14x = 1,481,842,789,032.85
  5. Step 5: Solve for x
    x = 1,481,842,789,032.85/1,407,517.14
  6. Step 6: Final answer
    x = 1,052,806.21

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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.