Home / 4,448,178.80-6,138,420-2,514,371.48

Finding the Fourth Proportional to 4,448,178.80, 6,138,420 and 2,514,371.48

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Solution

The fourth proportional to 4,448,178.80, 6,138,420 and 2,514,371.48 is: 3,469,794.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448,178.80 : 6,138,420 = 2,514,371.48 : x
  2. Step 2: Convert to fraction form
    4,448,178.80/6,138,420 = 2,514,371.48/x
  3. Step 3: Cross multiply
    4,448,178.80x = 6,138,420 × 2,514,371.48
  4. Step 4: Simplify right side
    4,448,178.80x = 15,434,268,180,261.60
  5. Step 5: Solve for x
    x = 15,434,268,180,261.60/4,448,178.80
  6. Step 6: Final answer
    x = 3,469,794.91

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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.