Home / 3,396,042.72-5,092,982.46-1,121,143.68

Finding the Fourth Proportional to 3,396,042.72, 5,092,982.46 and 1,121,143.68

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Solution

The fourth proportional to 3,396,042.72, 5,092,982.46 and 1,121,143.68 is: 1,681,358.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396,042.72 : 5,092,982.46 = 1,121,143.68 : x
  2. Step 2: Convert to fraction form
    3,396,042.72/5,092,982.46 = 1,121,143.68/x
  3. Step 3: Cross multiply
    3,396,042.72x = 5,092,982.46 × 1,121,143.68
  4. Step 4: Simplify right side
    3,396,042.72x = 5,709,965,097,379.85
  5. Step 5: Solve for x
    x = 5,709,965,097,379.85/3,396,042.72
  6. Step 6: Final answer
    x = 1,681,358.44

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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.