Home / 4,987,422.42-7,481,448.60-2,108,252.38

Finding the Fourth Proportional to 4,987,422.42, 7,481,448.60 and 2,108,252.38

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Solution

The fourth proportional to 4,987,422.42, 7,481,448.60 and 2,108,252.38 is: 3,162,511.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987,422.42 : 7,481,448.60 = 2,108,252.38 : x
  2. Step 2: Convert to fraction form
    4,987,422.42/7,481,448.60 = 2,108,252.38/x
  3. Step 3: Cross multiply
    4,987,422.42x = 7,481,448.60 × 2,108,252.38
  4. Step 4: Simplify right side
    4,987,422.42x = 15,772,781,816,797.67
  5. Step 5: Solve for x
    x = 15,772,781,816,797.67/4,987,422.42
  6. Step 6: Final answer
    x = 3,162,511.71

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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.