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Finding the Fourth Proportional to 3,670,494.40, 5,505,741.60 and 2,713,900.60

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Solution

The fourth proportional to 3,670,494.40, 5,505,741.60 and 2,713,900.60 is: 4,070,850.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,494.40 : 5,505,741.60 = 2,713,900.60 : x
  2. Step 2: Convert to fraction form
    3,670,494.40/5,505,741.60 = 2,713,900.60/x
  3. Step 3: Cross multiply
    3,670,494.40x = 5,505,741.60 × 2,713,900.60
  4. Step 4: Simplify right side
    3,670,494.40x = 14,942,035,431,684.96
  5. Step 5: Solve for x
    x = 14,942,035,431,684.96/3,670,494.40
  6. Step 6: Final answer
    x = 4,070,850.90

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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.