Home / 2,976,126.46-4,105,540.43-1,944,238.26

Finding the Fourth Proportional to 2,976,126.46, 4,105,540.43 and 1,944,238.26

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Solution

The fourth proportional to 2,976,126.46, 4,105,540.43 and 1,944,238.26 is: 2,682,059.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976,126.46 : 4,105,540.43 = 1,944,238.26 : x
  2. Step 2: Convert to fraction form
    2,976,126.46/4,105,540.43 = 1,944,238.26/x
  3. Step 3: Cross multiply
    2,976,126.46x = 4,105,540.43 × 1,944,238.26
  4. Step 4: Simplify right side
    2,976,126.46x = 7,982,148,781,982.85
  5. Step 5: Solve for x
    x = 7,982,148,781,982.85/2,976,126.46
  6. Step 6: Final answer
    x = 2,682,059.68

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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.