Home / 3,388,543.13-5,082,875.43-1,231,100.43

Finding the Fourth Proportional to 3,388,543.13, 5,082,875.43 and 1,231,100.43

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Solution

The fourth proportional to 3,388,543.13, 5,082,875.43 and 1,231,100.43 is: 1,846,672.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,543.13 : 5,082,875.43 = 1,231,100.43 : x
  2. Step 2: Convert to fraction form
    3,388,543.13/5,082,875.43 = 1,231,100.43/x
  3. Step 3: Cross multiply
    3,388,543.13x = 5,082,875.43 × 1,231,100.43
  4. Step 4: Simplify right side
    3,388,543.13x = 6,257,530,132,126.06
  5. Step 5: Solve for x
    x = 6,257,530,132,126.06/3,388,543.13
  6. Step 6: Final answer
    x = 1,846,672.71

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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.