Home / 3,279,227.52-4,919,471.72-1,257,313.74

Finding the Fourth Proportional to 3,279,227.52, 4,919,471.72 and 1,257,313.74

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Solution

The fourth proportional to 3,279,227.52, 4,919,471.72 and 1,257,313.74 is: 1,886,212.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279,227.52 : 4,919,471.72 = 1,257,313.74 : x
  2. Step 2: Convert to fraction form
    3,279,227.52/4,919,471.72 = 1,257,313.74/x
  3. Step 3: Cross multiply
    3,279,227.52x = 4,919,471.72 × 1,257,313.74
  4. Step 4: Simplify right side
    3,279,227.52x = 6,185,319,387,097.43
  5. Step 5: Solve for x
    x = 6,185,319,387,097.43/3,279,227.52
  6. Step 6: Final answer
    x = 1,886,212.33

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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.