Home / 1,777.14-2,453.36-1,114.97

Finding the Fourth Proportional to 1,777.14, 2,453.36 and 1,114.97

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Solution

The fourth proportional to 1,777.14, 2,453.36 and 1,114.97 is: 1,539.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777.14 : 2,453.36 = 1,114.97 : x
  2. Step 2: Convert to fraction form
    1,777.14/2,453.36 = 1,114.97/x
  3. Step 3: Cross multiply
    1,777.14x = 2,453.36 × 1,114.97
  4. Step 4: Simplify right side
    1,777.14x = 2,735,404.96
  5. Step 5: Solve for x
    x = 2,735,404.96/1,777.14
  6. Step 6: Final answer
    x = 1,539.22

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Why These Related Problems?

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