Home / 2,018.02-2,785.78-1,232.38

Finding the Fourth Proportional to 2,018.02, 2,785.78 and 1,232.38

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Solution

The fourth proportional to 2,018.02, 2,785.78 and 1,232.38 is: 1,701.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018.02 : 2,785.78 = 1,232.38 : x
  2. Step 2: Convert to fraction form
    2,018.02/2,785.78 = 1,232.38/x
  3. Step 3: Cross multiply
    2,018.02x = 2,785.78 × 1,232.38
  4. Step 4: Simplify right side
    2,018.02x = 3,433,139.56
  5. Step 5: Solve for x
    x = 3,433,139.56/2,018.02
  6. Step 6: Final answer
    x = 1,701.24

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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.