Home / 3,220,193.28-4,443,876-1,770,037.28

Finding the Fourth Proportional to 3,220,193.28, 4,443,876 and 1,770,037.28

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Solution

The fourth proportional to 3,220,193.28, 4,443,876 and 1,770,037.28 is: 2,442,656.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,193.28 : 4,443,876 = 1,770,037.28 : x
  2. Step 2: Convert to fraction form
    3,220,193.28/4,443,876 = 1,770,037.28/x
  3. Step 3: Cross multiply
    3,220,193.28x = 4,443,876 × 1,770,037.28
  4. Step 4: Simplify right side
    3,220,193.28x = 7,865,826,187,697.28
  5. Step 5: Solve for x
    x = 7,865,826,187,697.28/3,220,193.28
  6. Step 6: Final answer
    x = 2,442,656.54

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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.