Home / 1,861,635.90-2,792,453.85-663,597.30

Finding the Fourth Proportional to 1,861,635.90, 2,792,453.85 and 663,597.30

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Solution

The fourth proportional to 1,861,635.90, 2,792,453.85 and 663,597.30 is: 995,395.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,635.90 : 2,792,453.85 = 663,597.30 : x
  2. Step 2: Convert to fraction form
    1,861,635.90/2,792,453.85 = 663,597.30/x
  3. Step 3: Cross multiply
    1,861,635.90x = 2,792,453.85 × 663,597.30
  4. Step 4: Simplify right side
    1,861,635.90x = 1,853,064,835,234.61
  5. Step 5: Solve for x
    x = 1,853,064,835,234.61/1,861,635.90
  6. Step 6: Final answer
    x = 995,395.95

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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.