Home / 1,002,021.68-1,382,761.32-572,292.92

Finding the Fourth Proportional to 1,002,021.68, 1,382,761.32 and 572,292.92

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Solution

The fourth proportional to 1,002,021.68, 1,382,761.32 and 572,292.92 is: 789,747.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,021.68 : 1,382,761.32 = 572,292.92 : x
  2. Step 2: Convert to fraction form
    1,002,021.68/1,382,761.32 = 572,292.92/x
  3. Step 3: Cross multiply
    1,002,021.68x = 1,382,761.32 × 572,292.92
  4. Step 4: Simplify right side
    1,002,021.68x = 791,344,513,485.86
  5. Step 5: Solve for x
    x = 791,344,513,485.86/1,002,021.68
  6. Step 6: Final answer
    x = 789,747.90

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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.