Home / 3,452,979.11-5,179,868.46-1,147,678.13

Finding the Fourth Proportional to 3,452,979.11, 5,179,868.46 and 1,147,678.13

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Solution

The fourth proportional to 3,452,979.11, 5,179,868.46 and 1,147,678.13 is: 1,721,650.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452,979.11 : 5,179,868.46 = 1,147,678.13 : x
  2. Step 2: Convert to fraction form
    3,452,979.11/5,179,868.46 = 1,147,678.13/x
  3. Step 3: Cross multiply
    3,452,979.11x = 5,179,868.46 × 1,147,678.13
  4. Step 4: Simplify right side
    3,452,979.11x = 5,944,821,747,818.78
  5. Step 5: Solve for x
    x = 5,944,821,747,818.78/3,452,979.11
  6. Step 6: Final answer
    x = 1,721,650.08

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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.