Finding the Third Proportional to 388,144 and 848,701
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Solution
The third proportional to 388,144 and 848,701 is: 1,855,737.53
Step by Step Solution
- Step 1: Write the proportion equation
388,144 : 848,701 = 848,701 : x - Step 2: Convert to fraction form
388,144/848,701 = 848,701/x - Step 3: Cross multiply
388,144x = 848,701 × 848,701 - Step 4: Simplify right side
388,144x = 720,293,387,401 - Step 5: Solve for x
x = 720,293,387,401/388,144 - Step 6: Final answer
x = 1,855,737.53
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.