Home / 1,002,869.96-1,383,952.35-543,983.38

Finding the Fourth Proportional to 1,002,869.96, 1,383,952.35 and 543,983.38

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Solution

The fourth proportional to 1,002,869.96, 1,383,952.35 and 543,983.38 is: 750,692.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,869.96 : 1,383,952.35 = 543,983.38 : x
  2. Step 2: Convert to fraction form
    1,002,869.96/1,383,952.35 = 543,983.38/x
  3. Step 3: Cross multiply
    1,002,869.96x = 1,383,952.35 × 543,983.38
  4. Step 4: Simplify right side
    1,002,869.96x = 752,847,082,611.76
  5. Step 5: Solve for x
    x = 752,847,082,611.76/1,002,869.96
  6. Step 6: Final answer
    x = 750,692.62

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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.