Home / 3,447,773.20-4,757,926.77-1,998,309.38

Finding the Fourth Proportional to 3,447,773.20, 4,757,926.77 and 1,998,309.38

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Solution

The fourth proportional to 3,447,773.20, 4,757,926.77 and 1,998,309.38 is: 2,757,666.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447,773.20 : 4,757,926.77 = 1,998,309.38 : x
  2. Step 2: Convert to fraction form
    3,447,773.20/4,757,926.77 = 1,998,309.38/x
  3. Step 3: Cross multiply
    3,447,773.20x = 4,757,926.77 × 1,998,309.38
  4. Step 4: Simplify right side
    3,447,773.20x = 9,507,809,693,844.10
  5. Step 5: Solve for x
    x = 9,507,809,693,844.10/3,447,773.20
  6. Step 6: Final answer
    x = 2,757,666.81

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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.