Home / 2,212,261.97-3,052,980.57-1,245,428.85

Finding the Fourth Proportional to 2,212,261.97, 3,052,980.57 and 1,245,428.85

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Solution

The fourth proportional to 2,212,261.97, 3,052,980.57 and 1,245,428.85 is: 1,718,725.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,261.97 : 3,052,980.57 = 1,245,428.85 : x
  2. Step 2: Convert to fraction form
    2,212,261.97/3,052,980.57 = 1,245,428.85/x
  3. Step 3: Cross multiply
    2,212,261.97x = 3,052,980.57 × 1,245,428.85
  4. Step 4: Simplify right side
    2,212,261.97x = 3,802,270,080,367.44
  5. Step 5: Solve for x
    x = 3,802,270,080,367.44/2,212,261.97
  6. Step 6: Final answer
    x = 1,718,725.06

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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.