Home / 2,219.82-3,063.75-1,323.62

Finding the Fourth Proportional to 2,219.82, 3,063.75 and 1,323.62

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Solution

The fourth proportional to 2,219.82, 3,063.75 and 1,323.62 is: 1,826.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219.82 : 3,063.75 = 1,323.62 : x
  2. Step 2: Convert to fraction form
    2,219.82/3,063.75 = 1,323.62/x
  3. Step 3: Cross multiply
    2,219.82x = 3,063.75 × 1,323.62
  4. Step 4: Simplify right side
    2,219.82x = 4,055,227.09
  5. Step 5: Solve for x
    x = 4,055,227.09/2,219.82
  6. Step 6: Final answer
    x = 1,826.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.