Home / 1,839.03-2,532.64-1,617.90

Finding the Fourth Proportional to 1,839.03, 2,532.64 and 1,617.90

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Solution

The fourth proportional to 1,839.03, 2,532.64 and 1,617.90 is: 2,228.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839.03 : 2,532.64 = 1,617.90 : x
  2. Step 2: Convert to fraction form
    1,839.03/2,532.64 = 1,617.90/x
  3. Step 3: Cross multiply
    1,839.03x = 2,532.64 × 1,617.90
  4. Step 4: Simplify right side
    1,839.03x = 4,097,558.26
  5. Step 5: Solve for x
    x = 4,097,558.26/1,839.03
  6. Step 6: Final answer
    x = 2,228.11

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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.