Home / 2,796,431.39-4,193,965.46-774,622.79

Finding the Fourth Proportional to 2,796,431.39, 4,193,965.46 and 774,622.79

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Solution

The fourth proportional to 2,796,431.39, 4,193,965.46 and 774,622.79 is: 1,161,745.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796,431.39 : 4,193,965.46 = 774,622.79 : x
  2. Step 2: Convert to fraction form
    2,796,431.39/4,193,965.46 = 774,622.79/x
  3. Step 3: Cross multiply
    2,796,431.39x = 4,193,965.46 × 774,622.79
  4. Step 4: Simplify right side
    2,796,431.39x = 3,248,741,206,755.56
  5. Step 5: Solve for x
    x = 3,248,741,206,755.56/2,796,431.39
  6. Step 6: Final answer
    x = 1,161,745.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.