Home / 1,940.18-2,677.23-1,194.12

Finding the Fourth Proportional to 1,940.18, 2,677.23 and 1,194.12

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Solution

The fourth proportional to 1,940.18, 2,677.23 and 1,194.12 is: 1,647.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940.18 : 2,677.23 = 1,194.12 : x
  2. Step 2: Convert to fraction form
    1,940.18/2,677.23 = 1,194.12/x
  3. Step 3: Cross multiply
    1,940.18x = 2,677.23 × 1,194.12
  4. Step 4: Simplify right side
    1,940.18x = 3,196,933.89
  5. Step 5: Solve for x
    x = 3,196,933.89/1,940.18
  6. Step 6: Final answer
    x = 1,647.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.