Home / 4,448,691.80-6,139,399.40-2,515,033.88

Finding the Fourth Proportional to 4,448,691.80, 6,139,399.40 and 2,515,033.88

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Solution

The fourth proportional to 4,448,691.80, 6,139,399.40 and 2,515,033.88 is: 3,470,862.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448,691.80 : 6,139,399.40 = 2,515,033.88 : x
  2. Step 2: Convert to fraction form
    4,448,691.80/6,139,399.40 = 2,515,033.88/x
  3. Step 3: Cross multiply
    4,448,691.80x = 6,139,399.40 × 2,515,033.88
  4. Step 4: Simplify right side
    4,448,691.80x = 15,440,797,493,851.67
  5. Step 5: Solve for x
    x = 15,440,797,493,851.67/4,448,691.80
  6. Step 6: Final answer
    x = 3,470,862.49

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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.