Home / 1,774.02-2,660.46-1,229.70

Finding the Fourth Proportional to 1,774.02, 2,660.46 and 1,229.70

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Solution

The fourth proportional to 1,774.02, 2,660.46 and 1,229.70 is: 1,844.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774.02 : 2,660.46 = 1,229.70 : x
  2. Step 2: Convert to fraction form
    1,774.02/2,660.46 = 1,229.70/x
  3. Step 3: Cross multiply
    1,774.02x = 2,660.46 × 1,229.70
  4. Step 4: Simplify right side
    1,774.02x = 3,271,567.66
  5. Step 5: Solve for x
    x = 3,271,567.66/1,774.02
  6. Step 6: Final answer
    x = 1,844.15

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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.