Home / 2,269,268.80-3,131,550.40-1,236,785.92

Finding the Fourth Proportional to 2,269,268.80, 3,131,550.40 and 1,236,785.92

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Solution

The fourth proportional to 2,269,268.80, 3,131,550.40 and 1,236,785.92 is: 1,706,742.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269,268.80 : 3,131,550.40 = 1,236,785.92 : x
  2. Step 2: Convert to fraction form
    2,269,268.80/3,131,550.40 = 1,236,785.92/x
  3. Step 3: Cross multiply
    2,269,268.80x = 3,131,550.40 × 1,236,785.92
  4. Step 4: Simplify right side
    2,269,268.80x = 3,873,057,442,490.37
  5. Step 5: Solve for x
    x = 3,873,057,442,490.37/2,269,268.80
  6. Step 6: Final answer
    x = 1,706,742.47

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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.