Home / 3,332,121.20-4,998,181.80-2,072,409.20

Finding the Fourth Proportional to 3,332,121.20, 4,998,181.80 and 2,072,409.20

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Solution

The fourth proportional to 3,332,121.20, 4,998,181.80 and 2,072,409.20 is: 3,108,613.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332,121.20 : 4,998,181.80 = 2,072,409.20 : x
  2. Step 2: Convert to fraction form
    3,332,121.20/4,998,181.80 = 2,072,409.20/x
  3. Step 3: Cross multiply
    3,332,121.20x = 4,998,181.80 × 2,072,409.20
  4. Step 4: Simplify right side
    3,332,121.20x = 10,358,277,945,592.56
  5. Step 5: Solve for x
    x = 10,358,277,945,592.56/3,332,121.20
  6. Step 6: Final answer
    x = 3,108,613.80

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Similar ratio
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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.