Home / 2,083,933.20-3,126,072.60-663,949.20

Finding the Fourth Proportional to 2,083,933.20, 3,126,072.60 and 663,949.20

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Solution

The fourth proportional to 2,083,933.20, 3,126,072.60 and 663,949.20 is: 995,978.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083,933.20 : 3,126,072.60 = 663,949.20 : x
  2. Step 2: Convert to fraction form
    2,083,933.20/3,126,072.60 = 663,949.20/x
  3. Step 3: Cross multiply
    2,083,933.20x = 3,126,072.60 × 663,949.20
  4. Step 4: Simplify right side
    2,083,933.20x = 2,075,553,401,911.92
  5. Step 5: Solve for x
    x = 2,075,553,401,911.92/2,083,933.20
  6. Step 6: Final answer
    x = 995,978.85

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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.