Home / 1,936.01-2,670.66-1,226.60

Finding the Fourth Proportional to 1,936.01, 2,670.66 and 1,226.60

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Solution

The fourth proportional to 1,936.01, 2,670.66 and 1,226.60 is: 1,692.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.01 : 2,670.66 = 1,226.60 : x
  2. Step 2: Convert to fraction form
    1,936.01/2,670.66 = 1,226.60/x
  3. Step 3: Cross multiply
    1,936.01x = 2,670.66 × 1,226.60
  4. Step 4: Simplify right side
    1,936.01x = 3,275,818.20
  5. Step 5: Solve for x
    x = 3,275,818.20/1,936.01
  6. Step 6: Final answer
    x = 1,692.05

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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.