Home / 2,930,721.49-4,042,376.37-2,061,399.92

Finding the Fourth Proportional to 2,930,721.49, 4,042,376.37 and 2,061,399.92

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Solution

The fourth proportional to 2,930,721.49, 4,042,376.37 and 2,061,399.92 is: 2,843,311.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,721.49 : 4,042,376.37 = 2,061,399.92 : x
  2. Step 2: Convert to fraction form
    2,930,721.49/4,042,376.37 = 2,061,399.92/x
  3. Step 3: Cross multiply
    2,930,721.49x = 4,042,376.37 × 2,061,399.92
  4. Step 4: Simplify right side
    2,930,721.49x = 8,332,954,335,833.83
  5. Step 5: Solve for x
    x = 8,332,954,335,833.83/2,930,721.49
  6. Step 6: Final answer
    x = 2,843,311.58

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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.