Home / 2,426.14-3,635.40-1,939.06

Finding the Fourth Proportional to 2,426.14, 3,635.40 and 1,939.06

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Solution

The fourth proportional to 2,426.14, 3,635.40 and 1,939.06 is: 2,905.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.14 : 3,635.40 = 1,939.06 : x
  2. Step 2: Convert to fraction form
    2,426.14/3,635.40 = 1,939.06/x
  3. Step 3: Cross multiply
    2,426.14x = 3,635.40 × 1,939.06
  4. Step 4: Simplify right side
    2,426.14x = 7,049,258.72
  5. Step 5: Solve for x
    x = 7,049,258.72/2,426.14
  6. Step 6: Final answer
    x = 2,905.54

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.