Home / 3,278,781.54-4,524,709.74-1,828,478.64

Finding the Fourth Proportional to 3,278,781.54, 4,524,709.74 and 1,828,478.64

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Solution

The fourth proportional to 3,278,781.54, 4,524,709.74 and 1,828,478.64 is: 2,523,295.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278,781.54 : 4,524,709.74 = 1,828,478.64 : x
  2. Step 2: Convert to fraction form
    3,278,781.54/4,524,709.74 = 1,828,478.64/x
  3. Step 3: Cross multiply
    3,278,781.54x = 4,524,709.74 × 1,828,478.64
  4. Step 4: Simplify right side
    3,278,781.54x = 8,273,335,111,789.95
  5. Step 5: Solve for x
    x = 8,273,335,111,789.95/3,278,781.54
  6. Step 6: Final answer
    x = 2,523,295.62

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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.