Home / 3,553,145.70-5,329,718.55-2,419,404.90

Finding the Fourth Proportional to 3,553,145.70, 5,329,718.55 and 2,419,404.90

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Solution

The fourth proportional to 3,553,145.70, 5,329,718.55 and 2,419,404.90 is: 3,629,107.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553,145.70 : 5,329,718.55 = 2,419,404.90 : x
  2. Step 2: Convert to fraction form
    3,553,145.70/5,329,718.55 = 2,419,404.90/x
  3. Step 3: Cross multiply
    3,553,145.70x = 5,329,718.55 × 2,419,404.90
  4. Step 4: Simplify right side
    3,553,145.70x = 12,894,747,175,490.89
  5. Step 5: Solve for x
    x = 12,894,747,175,490.89/3,553,145.70
  6. Step 6: Final answer
    x = 3,629,107.35

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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.