Home / 1,499.24-2,069.70-1,418.84

Finding the Fourth Proportional to 1,499.24, 2,069.70 and 1,418.84

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Solution

The fourth proportional to 1,499.24, 2,069.70 and 1,418.84 is: 1,958.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499.24 : 2,069.70 = 1,418.84 : x
  2. Step 2: Convert to fraction form
    1,499.24/2,069.70 = 1,418.84/x
  3. Step 3: Cross multiply
    1,499.24x = 2,069.70 × 1,418.84
  4. Step 4: Simplify right side
    1,499.24x = 2,936,573.15
  5. Step 5: Solve for x
    x = 2,936,573.15/1,499.24
  6. Step 6: Final answer
    x = 1,958.71

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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.