Home / 3,858,128.88-5,786,011.20-2,667,701.04

Finding the Fourth Proportional to 3,858,128.88, 5,786,011.20 and 2,667,701.04

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Solution

The fourth proportional to 3,858,128.88, 5,786,011.20 and 2,667,701.04 is: 4,000,734.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858,128.88 : 5,786,011.20 = 2,667,701.04 : x
  2. Step 2: Convert to fraction form
    3,858,128.88/5,786,011.20 = 2,667,701.04/x
  3. Step 3: Cross multiply
    3,858,128.88x = 5,786,011.20 × 2,667,701.04
  4. Step 4: Simplify right side
    3,858,128.88x = 15,435,348,095,691.65
  5. Step 5: Solve for x
    x = 15,435,348,095,691.65/3,858,128.88
  6. Step 6: Final answer
    x = 4,000,734.18

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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.