Home / 3,874,112.35-5,811,168.49-1,412,312.83

Finding the Fourth Proportional to 3,874,112.35, 5,811,168.49 and 1,412,312.83

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Solution

The fourth proportional to 3,874,112.35, 5,811,168.49 and 1,412,312.83 is: 2,118,469.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,874,112.35 : 5,811,168.49 = 1,412,312.83 : x
  2. Step 2: Convert to fraction form
    3,874,112.35/5,811,168.49 = 1,412,312.83/x
  3. Step 3: Cross multiply
    3,874,112.35x = 5,811,168.49 × 1,412,312.83
  4. Step 4: Simplify right side
    3,874,112.35x = 8,207,187,815,718.73
  5. Step 5: Solve for x
    x = 8,207,187,815,718.73/3,874,112.35
  6. Step 6: Final answer
    x = 2,118,469.23

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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.