Home / 1,747.19-2,622.06-1,090.06

Finding the Fourth Proportional to 1,747.19, 2,622.06 and 1,090.06

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Solution

The fourth proportional to 1,747.19, 2,622.06 and 1,090.06 is: 1,635.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.19 : 2,622.06 = 1,090.06 : x
  2. Step 2: Convert to fraction form
    1,747.19/2,622.06 = 1,090.06/x
  3. Step 3: Cross multiply
    1,747.19x = 2,622.06 × 1,090.06
  4. Step 4: Simplify right side
    1,747.19x = 2,858,202.72
  5. Step 5: Solve for x
    x = 2,858,202.72/1,747.19
  6. Step 6: Final answer
    x = 1,635.89

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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.