Home / 2,928,768.70-4,393,024.56-798,845.76

Finding the Fourth Proportional to 2,928,768.70, 4,393,024.56 and 798,845.76

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Solution

The fourth proportional to 2,928,768.70, 4,393,024.56 and 798,845.76 is: 1,198,233.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,768.70 : 4,393,024.56 = 798,845.76 : x
  2. Step 2: Convert to fraction form
    2,928,768.70/4,393,024.56 = 798,845.76/x
  3. Step 3: Cross multiply
    2,928,768.70x = 4,393,024.56 × 798,845.76
  4. Step 4: Simplify right side
    2,928,768.70x = 3,509,349,043,331.87
  5. Step 5: Solve for x
    x = 3,509,349,043,331.87/2,928,768.70
  6. Step 6: Final answer
    x = 1,198,233.59

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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.