Home / 1,040,536-1,560,086.88-409,522.24

Finding the Fourth Proportional to 1,040,536, 1,560,086.88 and 409,522.24

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Solution

The fourth proportional to 1,040,536, 1,560,086.88 and 409,522.24 is: 614,001.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,536 : 1,560,086.88 = 409,522.24 : x
  2. Step 2: Convert to fraction form
    1,040,536/1,560,086.88 = 409,522.24/x
  3. Step 3: Cross multiply
    1,040,536x = 1,560,086.88 × 409,522.24
  4. Step 4: Simplify right side
    1,040,536x = 638,890,273,692.21
  5. Step 5: Solve for x
    x = 638,890,273,692.21/1,040,536
  6. Step 6: Final answer
    x = 614,001.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.