Home / 1,194.38-1,781.37-1,049.09

Finding the Fourth Proportional to 1,194.38, 1,781.37 and 1,049.09

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Solution

The fourth proportional to 1,194.38, 1,781.37 and 1,049.09 is: 1,564.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194.38 : 1,781.37 = 1,049.09 : x
  2. Step 2: Convert to fraction form
    1,194.38/1,781.37 = 1,049.09/x
  3. Step 3: Cross multiply
    1,194.38x = 1,781.37 × 1,049.09
  4. Step 4: Simplify right side
    1,194.38x = 1,868,812.21
  5. Step 5: Solve for x
    x = 1,868,812.21/1,194.38
  6. Step 6: Final answer
    x = 1,564.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.