Home / 2,040.46-3,059.33-1,218.86

Finding the Fourth Proportional to 2,040.46, 3,059.33 and 1,218.86

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Solution

The fourth proportional to 2,040.46, 3,059.33 and 1,218.86 is: 1,827.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.46 : 3,059.33 = 1,218.86 : x
  2. Step 2: Convert to fraction form
    2,040.46/3,059.33 = 1,218.86/x
  3. Step 3: Cross multiply
    2,040.46x = 3,059.33 × 1,218.86
  4. Step 4: Simplify right side
    2,040.46x = 3,728,894.96
  5. Step 5: Solve for x
    x = 3,728,894.96/2,040.46
  6. Step 6: Final answer
    x = 1,827.48

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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.