Home / 2,268,922.21-3,131,072.49-1,236,439.24

Finding the Fourth Proportional to 2,268,922.21, 3,131,072.49 and 1,236,439.24

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Solution

The fourth proportional to 2,268,922.21, 3,131,072.49 and 1,236,439.24 is: 1,706,264.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268,922.21 : 3,131,072.49 = 1,236,439.24 : x
  2. Step 2: Convert to fraction form
    2,268,922.21/3,131,072.49 = 1,236,439.24/x
  3. Step 3: Cross multiply
    2,268,922.21x = 3,131,072.49 × 1,236,439.24
  4. Step 4: Simplify right side
    2,268,922.21x = 3,871,380,889,920.51
  5. Step 5: Solve for x
    x = 3,871,380,889,920.51/2,268,922.21
  6. Step 6: Final answer
    x = 1,706,264.27

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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.