Home / 5,270,761.72-7,273,600.30-2,947,628.46

Finding the Fourth Proportional to 5,270,761.72, 7,273,600.30 and 2,947,628.46

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Solution

The fourth proportional to 5,270,761.72, 7,273,600.30 and 2,947,628.46 is: 4,067,698.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270,761.72 : 7,273,600.30 = 2,947,628.46 : x
  2. Step 2: Convert to fraction form
    5,270,761.72/7,273,600.30 = 2,947,628.46/x
  3. Step 3: Cross multiply
    5,270,761.72x = 7,273,600.30 × 2,947,628.46
  4. Step 4: Simplify right side
    5,270,761.72x = 21,439,871,250,944.54
  5. Step 5: Solve for x
    x = 21,439,871,250,944.54/5,270,761.72
  6. Step 6: Final answer
    x = 4,067,698.82

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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.