Home / 3,855,616.83-5,320,660.68-2,136,700.44

Finding the Fourth Proportional to 3,855,616.83, 5,320,660.68 and 2,136,700.44

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Solution

The fourth proportional to 3,855,616.83, 5,320,660.68 and 2,136,700.44 is: 2,948,596.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,616.83 : 5,320,660.68 = 2,136,700.44 : x
  2. Step 2: Convert to fraction form
    3,855,616.83/5,320,660.68 = 2,136,700.44/x
  3. Step 3: Cross multiply
    3,855,616.83x = 5,320,660.68 × 2,136,700.44
  4. Step 4: Simplify right side
    3,855,616.83x = 11,368,658,016,046.70
  5. Step 5: Solve for x
    x = 11,368,658,016,046.70/3,855,616.83
  6. Step 6: Final answer
    x = 2,948,596.43

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1.5x scale

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.