Home / 1,969,178.67-2,717,469-1,063,760.67

Finding the Fourth Proportional to 1,969,178.67, 2,717,469 and 1,063,760.67

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Solution

The fourth proportional to 1,969,178.67, 2,717,469 and 1,063,760.67 is: 1,467,991.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,178.67 : 2,717,469 = 1,063,760.67 : x
  2. Step 2: Convert to fraction form
    1,969,178.67/2,717,469 = 1,063,760.67/x
  3. Step 3: Cross multiply
    1,969,178.67x = 2,717,469 × 1,063,760.67
  4. Step 4: Simplify right side
    1,969,178.67x = 2,890,736,644,144.23
  5. Step 5: Solve for x
    x = 2,890,736,644,144.23/1,969,178.67
  6. Step 6: Final answer
    x = 1,467,991.04

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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.