Home / 3,042,628.88-4,198,812.44-1,665,947.57

Finding the Fourth Proportional to 3,042,628.88, 4,198,812.44 and 1,665,947.57

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Solution

The fourth proportional to 3,042,628.88, 4,198,812.44 and 1,665,947.57 is: 2,298,999.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,628.88 : 4,198,812.44 = 1,665,947.57 : x
  2. Step 2: Convert to fraction form
    3,042,628.88/4,198,812.44 = 1,665,947.57/x
  3. Step 3: Cross multiply
    3,042,628.88x = 4,198,812.44 × 1,665,947.57
  4. Step 4: Simplify right side
    3,042,628.88x = 6,995,001,351,979.97
  5. Step 5: Solve for x
    x = 6,995,001,351,979.97/3,042,628.88
  6. Step 6: Final answer
    x = 2,298,999.20

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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.