Home / 3,738,631.49-5,607,945.21-898,742.75

Finding the Fourth Proportional to 3,738,631.49, 5,607,945.21 and 898,742.75

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Solution

The fourth proportional to 3,738,631.49, 5,607,945.21 and 898,742.75 is: 1,348,113.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,631.49 : 5,607,945.21 = 898,742.75 : x
  2. Step 2: Convert to fraction form
    3,738,631.49/5,607,945.21 = 898,742.75/x
  3. Step 3: Cross multiply
    3,738,631.49x = 5,607,945.21 × 898,742.75
  4. Step 4: Simplify right side
    3,738,631.49x = 5,040,100,099,884.73
  5. Step 5: Solve for x
    x = 5,040,100,099,884.73/3,738,631.49
  6. Step 6: Final answer
    x = 1,348,113.64

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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.