Home / 2,192,193.23-3,025,290.40-1,198,819.43

Finding the Fourth Proportional to 2,192,193.23, 3,025,290.40 and 1,198,819.43

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Solution

The fourth proportional to 2,192,193.23, 3,025,290.40 and 1,198,819.43 is: 1,654,405.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,193.23 : 3,025,290.40 = 1,198,819.43 : x
  2. Step 2: Convert to fraction form
    2,192,193.23/3,025,290.40 = 1,198,819.43/x
  3. Step 3: Cross multiply
    2,192,193.23x = 3,025,290.40 × 1,198,819.43
  4. Step 4: Simplify right side
    2,192,193.23x = 3,626,776,912,912.47
  5. Step 5: Solve for x
    x = 3,626,776,912,912.47/2,192,193.23
  6. Step 6: Final answer
    x = 1,654,405.67

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1.5x scale

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.