Home / 3,669,987.70-5,505,856.35-1,775,170.90

Finding the Fourth Proportional to 3,669,987.70, 5,505,856.35 and 1,775,170.90

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Solution

The fourth proportional to 3,669,987.70, 5,505,856.35 and 1,775,170.90 is: 2,663,179.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,987.70 : 5,505,856.35 = 1,775,170.90 : x
  2. Step 2: Convert to fraction form
    3,669,987.70/5,505,856.35 = 1,775,170.90/x
  3. Step 3: Cross multiply
    3,669,987.70x = 5,505,856.35 × 1,775,170.90
  4. Step 4: Simplify right side
    3,669,987.70x = 9,773,835,972,100.21
  5. Step 5: Solve for x
    x = 9,773,835,972,100.21/3,669,987.70
  6. Step 6: Final answer
    x = 2,663,179.49

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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.