Home / 3,979,514.40-5,965,772.40-2,382,712.80

Finding the Fourth Proportional to 3,979,514.40, 5,965,772.40 and 2,382,712.80

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Solution

The fourth proportional to 3,979,514.40, 5,965,772.40 and 2,382,712.80 is: 3,571,974.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,514.40 : 5,965,772.40 = 2,382,712.80 : x
  2. Step 2: Convert to fraction form
    3,979,514.40/5,965,772.40 = 2,382,712.80/x
  3. Step 3: Cross multiply
    3,979,514.40x = 5,965,772.40 × 2,382,712.80
  4. Step 4: Simplify right side
    3,979,514.40x = 14,214,722,259,366.72
  5. Step 5: Solve for x
    x = 14,214,722,259,366.72/3,979,514.40
  6. Step 6: Final answer
    x = 3,571,974.07

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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.