Home / 3,654,198.68-5,481,664.10-1,257,726.20

Finding the Fourth Proportional to 3,654,198.68, 5,481,664.10 and 1,257,726.20

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Solution

The fourth proportional to 3,654,198.68, 5,481,664.10 and 1,257,726.20 is: 1,886,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654,198.68 : 5,481,664.10 = 1,257,726.20 : x
  2. Step 2: Convert to fraction form
    3,654,198.68/5,481,664.10 = 1,257,726.20/x
  3. Step 3: Cross multiply
    3,654,198.68x = 5,481,664.10 × 1,257,726.20
  4. Step 4: Simplify right side
    3,654,198.68x = 6,894,432,558,169.42
  5. Step 5: Solve for x
    x = 6,894,432,558,169.42/3,654,198.68
  6. Step 6: Final answer
    x = 1,886,715.30

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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.