Home / 2,203,678.82-3,041,076.74-1,236,809.12

Finding the Fourth Proportional to 2,203,678.82, 3,041,076.74 and 1,236,809.12

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Solution

The fourth proportional to 2,203,678.82, 3,041,076.74 and 1,236,809.12 is: 1,706,796.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203,678.82 : 3,041,076.74 = 1,236,809.12 : x
  2. Step 2: Convert to fraction form
    2,203,678.82/3,041,076.74 = 1,236,809.12/x
  3. Step 3: Cross multiply
    2,203,678.82x = 3,041,076.74 × 1,236,809.12
  4. Step 4: Simplify right side
    2,203,678.82x = 3,761,231,425,262.44
  5. Step 5: Solve for x
    x = 3,761,231,425,262.44/2,203,678.82
  6. Step 6: Final answer
    x = 1,706,796.56

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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.