Home / 3,960,857.62-5,941,286.52-2,162,760.21

Finding the Fourth Proportional to 3,960,857.62, 5,941,286.52 and 2,162,760.21

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Solution

The fourth proportional to 3,960,857.62, 5,941,286.52 and 2,162,760.21 is: 3,244,140.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,857.62 : 5,941,286.52 = 2,162,760.21 : x
  2. Step 2: Convert to fraction form
    3,960,857.62/5,941,286.52 = 2,162,760.21/x
  3. Step 3: Cross multiply
    3,960,857.62x = 5,941,286.52 × 2,162,760.21
  4. Step 4: Simplify right side
    3,960,857.62x = 12,849,578,081,665.37
  5. Step 5: Solve for x
    x = 12,849,578,081,665.37/3,960,857.62
  6. Step 6: Final answer
    x = 3,244,140.36

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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.