Home / 3,825,393.35-5,278,641.39-2,171,013.62

Finding the Fourth Proportional to 3,825,393.35, 5,278,641.39 and 2,171,013.62

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Solution

The fourth proportional to 3,825,393.35, 5,278,641.39 and 2,171,013.62 is: 2,995,770.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825,393.35 : 5,278,641.39 = 2,171,013.62 : x
  2. Step 2: Convert to fraction form
    3,825,393.35/5,278,641.39 = 2,171,013.62/x
  3. Step 3: Cross multiply
    3,825,393.35x = 5,278,641.39 × 2,171,013.62
  4. Step 4: Simplify right side
    3,825,393.35x = 11,460,002,326,392.53
  5. Step 5: Solve for x
    x = 11,460,002,326,392.53/3,825,393.35
  6. Step 6: Final answer
    x = 2,995,770.97

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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.