Home / 3,193,747.69-4,396,184.98-2,785,128.61

Finding the Fourth Proportional to 3,193,747.69, 4,396,184.98 and 2,785,128.61

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Solution

The fourth proportional to 3,193,747.69, 4,396,184.98 and 2,785,128.61 is: 3,833,721.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193,747.69 : 4,396,184.98 = 2,785,128.61 : x
  2. Step 2: Convert to fraction form
    3,193,747.69/4,396,184.98 = 2,785,128.61/x
  3. Step 3: Cross multiply
    3,193,747.69x = 4,396,184.98 × 2,785,128.61
  4. Step 4: Simplify right side
    3,193,747.69x = 12,243,940,560,926.66
  5. Step 5: Solve for x
    x = 12,243,940,560,926.66/3,193,747.69
  6. Step 6: Final answer
    x = 3,833,721.93

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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.