Home / 2,198,019.84-3,297,503.16-681,672.12

Finding the Fourth Proportional to 2,198,019.84, 3,297,503.16 and 681,672.12

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Solution

The fourth proportional to 2,198,019.84, 3,297,503.16 and 681,672.12 is: 1,022,655.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,019.84 : 3,297,503.16 = 681,672.12 : x
  2. Step 2: Convert to fraction form
    2,198,019.84/3,297,503.16 = 681,672.12/x
  3. Step 3: Cross multiply
    2,198,019.84x = 3,297,503.16 × 681,672.12
  4. Step 4: Simplify right side
    2,198,019.84x = 2,247,815,969,783.90
  5. Step 5: Solve for x
    x = 2,247,815,969,783.90/2,198,019.84
  6. Step 6: Final answer
    x = 1,022,655.00

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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.