Home / 3,747,929.10-5,172,143.67-2,029,049.70

Finding the Fourth Proportional to 3,747,929.10, 5,172,143.67 and 2,029,049.70

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Solution

The fourth proportional to 3,747,929.10, 5,172,143.67 and 2,029,049.70 is: 2,800,089.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,929.10 : 5,172,143.67 = 2,029,049.70 : x
  2. Step 2: Convert to fraction form
    3,747,929.10/5,172,143.67 = 2,029,049.70/x
  3. Step 3: Cross multiply
    3,747,929.10x = 5,172,143.67 × 2,029,049.70
  4. Step 4: Simplify right side
    3,747,929.10x = 10,494,536,561,970.40
  5. Step 5: Solve for x
    x = 10,494,536,561,970.40/3,747,929.10
  6. Step 6: Final answer
    x = 2,800,089.40

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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.