Home / 4,961,947.60-7,449,919.80-3,072,379.60

Finding the Fourth Proportional to 4,961,947.60, 7,449,919.80 and 3,072,379.60

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Solution

The fourth proportional to 4,961,947.60, 7,449,919.80 and 3,072,379.60 is: 4,612,902.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961,947.60 : 7,449,919.80 = 3,072,379.60 : x
  2. Step 2: Convert to fraction form
    4,961,947.60/7,449,919.80 = 3,072,379.60/x
  3. Step 3: Cross multiply
    4,961,947.60x = 7,449,919.80 × 3,072,379.60
  4. Step 4: Simplify right side
    4,961,947.60x = 22,888,981,615,156.08
  5. Step 5: Solve for x
    x = 22,888,981,615,156.08/4,961,947.60
  6. Step 6: Final answer
    x = 4,612,902.73

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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.