Home / 2,278,590.27-3,416,833.56-838,912.09

Finding the Fourth Proportional to 2,278,590.27, 3,416,833.56 and 838,912.09

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Solution

The fourth proportional to 2,278,590.27, 3,416,833.56 and 838,912.09 is: 1,257,980.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,590.27 : 3,416,833.56 = 838,912.09 : x
  2. Step 2: Convert to fraction form
    2,278,590.27/3,416,833.56 = 838,912.09/x
  3. Step 3: Cross multiply
    2,278,590.27x = 3,416,833.56 × 838,912.09
  4. Step 4: Simplify right side
    2,278,590.27x = 2,866,422,976,933.82
  5. Step 5: Solve for x
    x = 2,866,422,976,933.82/2,278,590.27
  6. Step 6: Final answer
    x = 1,257,980.87

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1.5x scale

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.