Home / 3,857,705.88-5,785,377.36-2,667,278.04

Finding the Fourth Proportional to 3,857,705.88, 5,785,377.36 and 2,667,278.04

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Solution

The fourth proportional to 3,857,705.88, 5,785,377.36 and 2,667,278.04 is: 4,000,100.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,857,705.88 : 5,785,377.36 = 2,667,278.04 : x
  2. Step 2: Convert to fraction form
    3,857,705.88/5,785,377.36 = 2,667,278.04/x
  3. Step 3: Cross multiply
    3,857,705.88x = 5,785,377.36 × 2,667,278.04
  4. Step 4: Simplify right side
    3,857,705.88x = 15,431,209,985,441.18
  5. Step 5: Solve for x
    x = 15,431,209,985,441.18/3,857,705.88
  6. Step 6: Final answer
    x = 4,000,100.18

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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.