Home / 1,198,315.01-1,793,984.24-628,344.54

Finding the Fourth Proportional to 1,198,315.01, 1,793,984.24 and 628,344.54

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Solution

The fourth proportional to 1,198,315.01, 1,793,984.24 and 628,344.54 is: 940,687.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,315.01 : 1,793,984.24 = 628,344.54 : x
  2. Step 2: Convert to fraction form
    1,198,315.01/1,793,984.24 = 628,344.54/x
  3. Step 3: Cross multiply
    1,198,315.01x = 1,793,984.24 × 628,344.54
  4. Step 4: Simplify right side
    1,198,315.01x = 1,127,240,202,050.05
  5. Step 5: Solve for x
    x = 1,127,240,202,050.05/1,198,315.01
  6. Step 6: Final answer
    x = 940,687.71

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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.