Home / 3,926,269.65-5,418,251.88-2,207,390.16

Finding the Fourth Proportional to 3,926,269.65, 5,418,251.88 and 2,207,390.16

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Solution

The fourth proportional to 3,926,269.65, 5,418,251.88 and 2,207,390.16 is: 3,046,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926,269.65 : 5,418,251.88 = 2,207,390.16 : x
  2. Step 2: Convert to fraction form
    3,926,269.65/5,418,251.88 = 2,207,390.16/x
  3. Step 3: Cross multiply
    3,926,269.65x = 5,418,251.88 × 2,207,390.16
  4. Step 4: Simplify right side
    3,926,269.65x = 11,960,195,908,770.80
  5. Step 5: Solve for x
    x = 11,960,195,908,770.80/3,926,269.65
  6. Step 6: Final answer
    x = 3,046,198.30

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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.