Home / 3,266,951.16-4,508,490.06-1,978,027.32

Finding the Fourth Proportional to 3,266,951.16, 4,508,490.06 and 1,978,027.32

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Solution

The fourth proportional to 3,266,951.16, 4,508,490.06 and 1,978,027.32 is: 2,729,736.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,951.16 : 4,508,490.06 = 1,978,027.32 : x
  2. Step 2: Convert to fraction form
    3,266,951.16/4,508,490.06 = 1,978,027.32/x
  3. Step 3: Cross multiply
    3,266,951.16x = 4,508,490.06 × 1,978,027.32
  4. Step 4: Simplify right side
    3,266,951.16x = 8,917,916,510,628.44
  5. Step 5: Solve for x
    x = 8,917,916,510,628.44/3,266,951.16
  6. Step 6: Final answer
    x = 2,729,736.71

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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.