Home / 2,855,271-3,940,279.68-1,566,122

Finding the Fourth Proportional to 2,855,271, 3,940,279.68 and 1,566,122

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Solution

The fourth proportional to 2,855,271, 3,940,279.68 and 1,566,122 is: 2,161,251.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,271 : 3,940,279.68 = 1,566,122 : x
  2. Step 2: Convert to fraction form
    2,855,271/3,940,279.68 = 1,566,122/x
  3. Step 3: Cross multiply
    2,855,271x = 3,940,279.68 × 1,566,122
  4. Step 4: Simplify right side
    2,855,271x = 6,170,958,693,000.96
  5. Step 5: Solve for x
    x = 6,170,958,693,000.96/2,855,271
  6. Step 6: Final answer
    x = 2,161,251.49

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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.