Home / 1,719.53-2,573.83-1,230.19

Finding the Fourth Proportional to 1,719.53, 2,573.83 and 1,230.19

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Solution

The fourth proportional to 1,719.53, 2,573.83 and 1,230.19 is: 1,841.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719.53 : 2,573.83 = 1,230.19 : x
  2. Step 2: Convert to fraction form
    1,719.53/2,573.83 = 1,230.19/x
  3. Step 3: Cross multiply
    1,719.53x = 2,573.83 × 1,230.19
  4. Step 4: Simplify right side
    1,719.53x = 3,166,288.11
  5. Step 5: Solve for x
    x = 3,166,288.11/1,719.53
  6. Step 6: Final answer
    x = 1,841.37

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Why These Related Problems?

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