Finding the Fourth Proportional to 5,661,706.26, 7,813,375.82 and 3,214,544.99
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Solution
The fourth proportional to 5,661,706.26, 7,813,375.82 and 3,214,544.99 is: 4,436,197.67
Step by Step Solution
- Step 1: Write the proportion equation
5,661,706.26 : 7,813,375.82 = 3,214,544.99 : x - Step 2: Convert to fraction form
5,661,706.26/7,813,375.82 = 3,214,544.99/x - Step 3: Cross multiply
5,661,706.26x = 7,813,375.82 × 3,214,544.99 - Step 4: Simplify right side
5,661,706.26x = 25,116,448,083,383.24 - Step 5: Solve for x
x = 25,116,448,083,383.24/5,661,706.26 - Step 6: Final answer
x = 4,436,197.67
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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.