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Finding the Fourth Proportional to 2,406.44, 3,609.08 and 1,019

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Solution

The fourth proportional to 2,406.44, 3,609.08 and 1,019 is: 1,528.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406.44 : 3,609.08 = 1,019 : x
  2. Step 2: Convert to fraction form
    2,406.44/3,609.08 = 1,019/x
  3. Step 3: Cross multiply
    2,406.44x = 3,609.08 × 1,019
  4. Step 4: Simplify right side
    2,406.44x = 3,677,652.52
  5. Step 5: Solve for x
    x = 3,677,652.52/2,406.44
  6. Step 6: Final answer
    x = 1,528.25

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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.