Home / 2,511,616.20-3,768,299.10-1,092,690.60

Finding the Fourth Proportional to 2,511,616.20, 3,768,299.10 and 1,092,690.60

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Solution

The fourth proportional to 2,511,616.20, 3,768,299.10 and 1,092,690.60 is: 1,639,416.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511,616.20 : 3,768,299.10 = 1,092,690.60 : x
  2. Step 2: Convert to fraction form
    2,511,616.20/3,768,299.10 = 1,092,690.60/x
  3. Step 3: Cross multiply
    2,511,616.20x = 3,768,299.10 × 1,092,690.60
  4. Step 4: Simplify right side
    2,511,616.20x = 4,117,585,004,558.46
  5. Step 5: Solve for x
    x = 4,117,585,004,558.46/2,511,616.20
  6. Step 6: Final answer
    x = 1,639,416.49

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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.