Home / 1,940.05-2,677.33-1,100.71

Finding the Fourth Proportional to 1,940.05, 2,677.33 and 1,100.71

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Solution

The fourth proportional to 1,940.05, 2,677.33 and 1,100.71 is: 1,519.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940.05 : 2,677.33 = 1,100.71 : x
  2. Step 2: Convert to fraction form
    1,940.05/2,677.33 = 1,100.71/x
  3. Step 3: Cross multiply
    1,940.05x = 2,677.33 × 1,100.71
  4. Step 4: Simplify right side
    1,940.05x = 2,946,963.90
  5. Step 5: Solve for x
    x = 2,946,963.90/1,940.05
  6. Step 6: Final answer
    x = 1,519.01

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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.