Home / 3,647,706.85-5,471,842.77-1,218,868.52

Finding the Fourth Proportional to 3,647,706.85, 5,471,842.77 and 1,218,868.52

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Solution

The fourth proportional to 3,647,706.85, 5,471,842.77 and 1,218,868.52 is: 1,828,397.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647,706.85 : 5,471,842.77 = 1,218,868.52 : x
  2. Step 2: Convert to fraction form
    3,647,706.85/5,471,842.77 = 1,218,868.52/x
  3. Step 3: Cross multiply
    3,647,706.85x = 5,471,842.77 × 1,218,868.52
  4. Step 4: Simplify right side
    3,647,706.85x = 6,669,456,910,713.87
  5. Step 5: Solve for x
    x = 6,669,456,910,713.87/3,647,706.85
  6. Step 6: Final answer
    x = 1,828,397.18

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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.