Home / 2,176,226.22-3,266,861.36-1,167,318.78

Finding the Fourth Proportional to 2,176,226.22, 3,266,861.36 and 1,167,318.78

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Solution

The fourth proportional to 2,176,226.22, 3,266,861.36 and 1,167,318.78 is: 1,752,330.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,226.22 : 3,266,861.36 = 1,167,318.78 : x
  2. Step 2: Convert to fraction form
    2,176,226.22/3,266,861.36 = 1,167,318.78/x
  3. Step 3: Cross multiply
    2,176,226.22x = 3,266,861.36 × 1,167,318.78
  4. Step 4: Simplify right side
    2,176,226.22x = 3,813,468,611,347.75
  5. Step 5: Solve for x
    x = 3,813,468,611,347.75/2,176,226.22
  6. Step 6: Final answer
    x = 1,752,330.97

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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.