Home / 3,019,974.89-4,530,671.78-998,218.89

Finding the Fourth Proportional to 3,019,974.89, 4,530,671.78 and 998,218.89

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Solution

The fourth proportional to 3,019,974.89, 4,530,671.78 and 998,218.89 is: 1,497,562.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,974.89 : 4,530,671.78 = 998,218.89 : x
  2. Step 2: Convert to fraction form
    3,019,974.89/4,530,671.78 = 998,218.89/x
  3. Step 3: Cross multiply
    3,019,974.89x = 4,530,671.78 × 998,218.89
  4. Step 4: Simplify right side
    3,019,974.89x = 4,522,602,150,194.83
  5. Step 5: Solve for x
    x = 4,522,602,150,194.83/3,019,974.89
  6. Step 6: Final answer
    x = 1,497,562.83

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1.5x scale

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.