Home / 2,212,168.77-3,052,849.38-1,245,332.97

Finding the Fourth Proportional to 2,212,168.77, 3,052,849.38 and 1,245,332.97

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Solution

The fourth proportional to 2,212,168.77, 3,052,849.38 and 1,245,332.97 is: 1,718,591.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,168.77 : 3,052,849.38 = 1,245,332.97 : x
  2. Step 2: Convert to fraction form
    2,212,168.77/3,052,849.38 = 1,245,332.97/x
  3. Step 3: Cross multiply
    2,212,168.77x = 3,052,849.38 × 1,245,332.97
  4. Step 4: Simplify right side
    2,212,168.77x = 3,801,813,985,358.06
  5. Step 5: Solve for x
    x = 3,801,813,985,358.06/2,212,168.77
  6. Step 6: Final answer
    x = 1,718,591.29

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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.