Home / 3,266,952.16-4,508,491.44-1,978,028.32

Finding the Fourth Proportional to 3,266,952.16, 4,508,491.44 and 1,978,028.32

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Solution

The fourth proportional to 3,266,952.16, 4,508,491.44 and 1,978,028.32 is: 2,729,738.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,952.16 : 4,508,491.44 = 1,978,028.32 : x
  2. Step 2: Convert to fraction form
    3,266,952.16/4,508,491.44 = 1,978,028.32/x
  3. Step 3: Cross multiply
    3,266,952.16x = 4,508,491.44 × 1,978,028.32
  4. Step 4: Simplify right side
    3,266,952.16x = 8,917,923,748,797.58
  5. Step 5: Solve for x
    x = 8,917,923,748,797.58/3,266,952.16
  6. Step 6: Final answer
    x = 2,729,738.09

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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.