Home / 3,392,129.46-4,682,229.62-2,171,721.97

Finding the Fourth Proportional to 3,392,129.46, 4,682,229.62 and 2,171,721.97

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Solution

The fourth proportional to 3,392,129.46, 4,682,229.62 and 2,171,721.97 is: 2,997,674.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392,129.46 : 4,682,229.62 = 2,171,721.97 : x
  2. Step 2: Convert to fraction form
    3,392,129.46/4,682,229.62 = 2,171,721.97/x
  3. Step 3: Cross multiply
    3,392,129.46x = 4,682,229.62 × 2,171,721.97
  4. Step 4: Simplify right side
    3,392,129.46x = 10,168,500,911,774.57
  5. Step 5: Solve for x
    x = 10,168,500,911,774.57/3,392,129.46
  6. Step 6: Final answer
    x = 2,997,674.77

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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.