Home / 2,042.46-3,063.62-1,118.45

Finding the Fourth Proportional to 2,042.46, 3,063.62 and 1,118.45

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Solution

The fourth proportional to 2,042.46, 3,063.62 and 1,118.45 is: 1,677.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042.46 : 3,063.62 = 1,118.45 : x
  2. Step 2: Convert to fraction form
    2,042.46/3,063.62 = 1,118.45/x
  3. Step 3: Cross multiply
    2,042.46x = 3,063.62 × 1,118.45
  4. Step 4: Simplify right side
    2,042.46x = 3,426,516.24
  5. Step 5: Solve for x
    x = 3,426,516.24/2,042.46
  6. Step 6: Final answer
    x = 1,677.64

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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.