Home / 2,232.22-3,080.51-1,224.01

Finding the Fourth Proportional to 2,232.22, 3,080.51 and 1,224.01

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Solution

The fourth proportional to 2,232.22, 3,080.51 and 1,224.01 is: 1,689.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.22 : 3,080.51 = 1,224.01 : x
  2. Step 2: Convert to fraction form
    2,232.22/3,080.51 = 1,224.01/x
  3. Step 3: Cross multiply
    2,232.22x = 3,080.51 × 1,224.01
  4. Step 4: Simplify right side
    2,232.22x = 3,770,575.05
  5. Step 5: Solve for x
    x = 3,770,575.05/2,232.22
  6. Step 6: Final answer
    x = 1,689.16

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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.