Home / 5,228,031.65-7,830,691.21-2,526,691.61

Finding the Fourth Proportional to 5,228,031.65, 7,830,691.21 and 2,526,691.61

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Solution

The fourth proportional to 5,228,031.65, 7,830,691.21 and 2,526,691.61 is: 3,784,548.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228,031.65 : 7,830,691.21 = 2,526,691.61 : x
  2. Step 2: Convert to fraction form
    5,228,031.65/7,830,691.21 = 2,526,691.61/x
  3. Step 3: Cross multiply
    5,228,031.65x = 7,830,691.21 × 2,526,691.61
  4. Step 4: Simplify right side
    5,228,031.65x = 19,785,741,794,067.75
  5. Step 5: Solve for x
    x = 19,785,741,794,067.75/5,228,031.65
  6. Step 6: Final answer
    x = 3,784,548.97

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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.