Home / 3,681,677.09-5,519,949.66-1,631,223.12

Finding the Fourth Proportional to 3,681,677.09, 5,519,949.66 and 1,631,223.12

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Solution

The fourth proportional to 3,681,677.09, 5,519,949.66 and 1,631,223.12 is: 2,445,697.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681,677.09 : 5,519,949.66 = 1,631,223.12 : x
  2. Step 2: Convert to fraction form
    3,681,677.09/5,519,949.66 = 1,631,223.12/x
  3. Step 3: Cross multiply
    3,681,677.09x = 5,519,949.66 × 1,631,223.12
  4. Step 4: Simplify right side
    3,681,677.09x = 9,004,269,485,928.33
  5. Step 5: Solve for x
    x = 9,004,269,485,928.33/3,681,677.09
  6. Step 6: Final answer
    x = 2,445,697.78

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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.