Home / 1,749.08-2,623.62-1,199.60

Finding the Fourth Proportional to 1,749.08, 2,623.62 and 1,199.60

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Solution

The fourth proportional to 1,749.08, 2,623.62 and 1,199.60 is: 1,799.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.08 : 2,623.62 = 1,199.60 : x
  2. Step 2: Convert to fraction form
    1,749.08/2,623.62 = 1,199.60/x
  3. Step 3: Cross multiply
    1,749.08x = 2,623.62 × 1,199.60
  4. Step 4: Simplify right side
    1,749.08x = 3,147,294.55
  5. Step 5: Solve for x
    x = 3,147,294.55/1,749.08
  6. Step 6: Final answer
    x = 1,799.40

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Similar ratio
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1.5x scale

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.