Home / 2,325,180.08-3,208,760.97-1,278,668.78

Finding the Fourth Proportional to 2,325,180.08, 3,208,760.97 and 1,278,668.78

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Solution

The fourth proportional to 2,325,180.08, 3,208,760.97 and 1,278,668.78 is: 1,764,569.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325,180.08 : 3,208,760.97 = 1,278,668.78 : x
  2. Step 2: Convert to fraction form
    2,325,180.08/3,208,760.97 = 1,278,668.78/x
  3. Step 3: Cross multiply
    2,325,180.08x = 3,208,760.97 × 1,278,668.78
  4. Step 4: Simplify right side
    2,325,180.08x = 4,102,942,458,777.71
  5. Step 5: Solve for x
    x = 4,102,942,458,777.71/2,325,180.08
  6. Step 6: Final answer
    x = 1,764,569.77

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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.