Home / 1,407,277.89-1,942,046.85-762,697.92

Finding the Fourth Proportional to 1,407,277.89, 1,942,046.85 and 762,697.92

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Solution

The fourth proportional to 1,407,277.89, 1,942,046.85 and 762,697.92 is: 1,052,524.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,277.89 : 1,942,046.85 = 762,697.92 : x
  2. Step 2: Convert to fraction form
    1,407,277.89/1,942,046.85 = 762,697.92/x
  3. Step 3: Cross multiply
    1,407,277.89x = 1,942,046.85 × 762,697.92
  4. Step 4: Simplify right side
    1,407,277.89x = 1,481,195,093,037.55
  5. Step 5: Solve for x
    x = 1,481,195,093,037.55/1,407,277.89
  6. Step 6: Final answer
    x = 1,052,524.95

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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.