Finding the Fourth Proportional to 4,936,202.97, 6,811,912.67 and 2,760,720.09
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Solution
The fourth proportional to 4,936,202.97, 6,811,912.67 and 2,760,720.09 is: 3,809,767.20
Step by Step Solution
- Step 1: Write the proportion equation
4,936,202.97 : 6,811,912.67 = 2,760,720.09 : x - Step 2: Convert to fraction form
4,936,202.97/6,811,912.67 = 2,760,720.09/x - Step 3: Cross multiply
4,936,202.97x = 6,811,912.67 × 2,760,720.09 - Step 4: Simplify right side
4,936,202.97x = 18,805,784,145,590.94 - Step 5: Solve for x
x = 18,805,784,145,590.94/4,936,202.97 - Step 6: Final answer
x = 3,809,767.20
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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.