Home / 2,967,912.80-4,451,869.20-724,050.80

Finding the Fourth Proportional to 2,967,912.80, 4,451,869.20 and 724,050.80

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Solution

The fourth proportional to 2,967,912.80, 4,451,869.20 and 724,050.80 is: 1,086,076.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967,912.80 : 4,451,869.20 = 724,050.80 : x
  2. Step 2: Convert to fraction form
    2,967,912.80/4,451,869.20 = 724,050.80/x
  3. Step 3: Cross multiply
    2,967,912.80x = 4,451,869.20 × 724,050.80
  4. Step 4: Simplify right side
    2,967,912.80x = 3,223,379,455,755.36
  5. Step 5: Solve for x
    x = 3,223,379,455,755.36/2,967,912.80
  6. Step 6: Final answer
    x = 1,086,076.20

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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.