Home / 3,669,980.70-5,505,845.85-1,775,163.90

Finding the Fourth Proportional to 3,669,980.70, 5,505,845.85 and 1,775,163.90

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Solution

The fourth proportional to 3,669,980.70, 5,505,845.85 and 1,775,163.90 is: 2,663,168.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,980.70 : 5,505,845.85 = 1,775,163.90 : x
  2. Step 2: Convert to fraction form
    3,669,980.70/5,505,845.85 = 1,775,163.90/x
  3. Step 3: Cross multiply
    3,669,980.70x = 5,505,845.85 × 1,775,163.90
  4. Step 4: Simplify right side
    3,669,980.70x = 9,773,778,791,884.82
  5. Step 5: Solve for x
    x = 9,773,778,791,884.82/3,669,980.70
  6. Step 6: Final answer
    x = 2,663,168.99

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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.