Home / 3,759,086.61-5,187,544.65-2,040,207.15

Finding the Fourth Proportional to 3,759,086.61, 5,187,544.65 and 2,040,207.15

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Solution

The fourth proportional to 3,759,086.61, 5,187,544.65 and 2,040,207.15 is: 2,815,488.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759,086.61 : 5,187,544.65 = 2,040,207.15 : x
  2. Step 2: Convert to fraction form
    3,759,086.61/5,187,544.65 = 2,040,207.15/x
  3. Step 3: Cross multiply
    3,759,086.61x = 5,187,544.65 × 2,040,207.15
  4. Step 4: Simplify right side
    3,759,086.61x = 10,583,665,685,874.25
  5. Step 5: Solve for x
    x = 10,583,665,685,874.25/3,759,086.61
  6. Step 6: Final answer
    x = 2,815,488.65

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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.