Home / 1,247,942.44-1,722,160.68-674,982.64

Finding the Fourth Proportional to 1,247,942.44, 1,722,160.68 and 674,982.64

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Solution

The fourth proportional to 1,247,942.44, 1,722,160.68 and 674,982.64 is: 931,476.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,942.44 : 1,722,160.68 = 674,982.64 : x
  2. Step 2: Convert to fraction form
    1,247,942.44/1,722,160.68 = 674,982.64/x
  3. Step 3: Cross multiply
    1,247,942.44x = 1,722,160.68 × 674,982.64
  4. Step 4: Simplify right side
    1,247,942.44x = 1,162,428,562,290.60
  5. Step 5: Solve for x
    x = 1,162,428,562,290.60/1,247,942.44
  6. Step 6: Final answer
    x = 931,476.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.