Home / 2,231,965.11-3,080,352.65-1,264,991.59

Finding the Fourth Proportional to 2,231,965.11, 3,080,352.65 and 1,264,991.59

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Solution

The fourth proportional to 2,231,965.11, 3,080,352.65 and 1,264,991.59 is: 1,745,824.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231,965.11 : 3,080,352.65 = 1,264,991.59 : x
  2. Step 2: Convert to fraction form
    2,231,965.11/3,080,352.65 = 1,264,991.59/x
  3. Step 3: Cross multiply
    2,231,965.11x = 3,080,352.65 × 1,264,991.59
  4. Step 4: Simplify right side
    2,231,965.11x = 3,896,620,196,484.21
  5. Step 5: Solve for x
    x = 3,896,620,196,484.21/2,231,965.11
  6. Step 6: Final answer
    x = 1,745,824.87

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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.