Home / 2,220.96-3,061.59-1,473.61

Finding the Fourth Proportional to 2,220.96, 3,061.59 and 1,473.61

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Solution

The fourth proportional to 2,220.96, 3,061.59 and 1,473.61 is: 2,031.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220.96 : 3,061.59 = 1,473.61 : x
  2. Step 2: Convert to fraction form
    2,220.96/3,061.59 = 1,473.61/x
  3. Step 3: Cross multiply
    2,220.96x = 3,061.59 × 1,473.61
  4. Step 4: Simplify right side
    2,220.96x = 4,511,589.64
  5. Step 5: Solve for x
    x = 4,511,589.64/2,220.96
  6. Step 6: Final answer
    x = 2,031.37

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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.