Home / 3,007,975.37-4,512,110.87-985,399.70

Finding the Fourth Proportional to 3,007,975.37, 4,512,110.87 and 985,399.70

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Solution

The fourth proportional to 3,007,975.37, 4,512,110.87 and 985,399.70 is: 1,478,147.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007,975.37 : 4,512,110.87 = 985,399.70 : x
  2. Step 2: Convert to fraction form
    3,007,975.37/4,512,110.87 = 985,399.70/x
  3. Step 3: Cross multiply
    3,007,975.37x = 4,512,110.87 × 985,399.70
  4. Step 4: Simplify right side
    3,007,975.37x = 4,446,232,677,567.68
  5. Step 5: Solve for x
    x = 4,446,232,677,567.68/3,007,975.37
  6. Step 6: Final answer
    x = 1,478,147.97

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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.