Home / 3,362,069.80-5,040,042.90-1,231,640.20

Finding the Fourth Proportional to 3,362,069.80, 5,040,042.90 and 1,231,640.20

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Solution

The fourth proportional to 3,362,069.80, 5,040,042.90 and 1,231,640.20 is: 1,846,338.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362,069.80 : 5,040,042.90 = 1,231,640.20 : x
  2. Step 2: Convert to fraction form
    3,362,069.80/5,040,042.90 = 1,231,640.20/x
  3. Step 3: Cross multiply
    3,362,069.80x = 5,040,042.90 × 1,231,640.20
  4. Step 4: Simplify right side
    3,362,069.80x = 6,207,519,445,364.58
  5. Step 5: Solve for x
    x = 6,207,519,445,364.58/3,362,069.80
  6. Step 6: Final answer
    x = 1,846,338.66

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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.