Home / 1,790.89-2,682.83-1,234.29

Finding the Fourth Proportional to 1,790.89, 2,682.83 and 1,234.29

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Solution

The fourth proportional to 1,790.89, 2,682.83 and 1,234.29 is: 1,849.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790.89 : 2,682.83 = 1,234.29 : x
  2. Step 2: Convert to fraction form
    1,790.89/2,682.83 = 1,234.29/x
  3. Step 3: Cross multiply
    1,790.89x = 2,682.83 × 1,234.29
  4. Step 4: Simplify right side
    1,790.89x = 3,311,390.24
  5. Step 5: Solve for x
    x = 3,311,390.24/1,790.89
  6. Step 6: Final answer
    x = 1,849.02

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.