Home / 2,269,026.82-3,131,257.53-1,236,534.90

Finding the Fourth Proportional to 2,269,026.82, 3,131,257.53 and 1,236,534.90

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Solution

The fourth proportional to 2,269,026.82, 3,131,257.53 and 1,236,534.90 is: 1,706,418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269,026.82 : 3,131,257.53 = 1,236,534.90 : x
  2. Step 2: Convert to fraction form
    2,269,026.82/3,131,257.53 = 1,236,534.90/x
  3. Step 3: Cross multiply
    2,269,026.82x = 3,131,257.53 × 1,236,534.90
  4. Step 4: Simplify right side
    2,269,026.82x = 3,871,909,216,732.80
  5. Step 5: Solve for x
    x = 3,871,909,216,732.80/2,269,026.82
  6. Step 6: Final answer
    x = 1,706,418.44

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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.