Home / 3,780,248.90-5,661,042.14-2,511,205.70

Finding the Fourth Proportional to 3,780,248.90, 5,661,042.14 and 2,511,205.70

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Solution

The fourth proportional to 3,780,248.90, 5,661,042.14 and 2,511,205.70 is: 3,760,609.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,248.90 : 5,661,042.14 = 2,511,205.70 : x
  2. Step 2: Convert to fraction form
    3,780,248.90/5,661,042.14 = 2,511,205.70/x
  3. Step 3: Cross multiply
    3,780,248.90x = 5,661,042.14 × 2,511,205.70
  4. Step 4: Simplify right side
    3,780,248.90x = 14,216,041,289,908.20
  5. Step 5: Solve for x
    x = 14,216,041,289,908.20/3,780,248.90
  6. Step 6: Final answer
    x = 3,760,609.86

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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.