Home / 2,206,261.38-3,309,400.80-1,458,141.06

Finding the Fourth Proportional to 2,206,261.38, 3,309,400.80 and 1,458,141.06

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Solution

The fourth proportional to 2,206,261.38, 3,309,400.80 and 1,458,141.06 is: 2,187,217.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206,261.38 : 3,309,400.80 = 1,458,141.06 : x
  2. Step 2: Convert to fraction form
    2,206,261.38/3,309,400.80 = 1,458,141.06/x
  3. Step 3: Cross multiply
    2,206,261.38x = 3,309,400.80 × 1,458,141.06
  4. Step 4: Simplify right side
    2,206,261.38x = 4,825,573,190,476.85
  5. Step 5: Solve for x
    x = 4,825,573,190,476.85/2,206,261.38
  6. Step 6: Final answer
    x = 2,187,217.36

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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.