Finding the Third Proportional to 642,236.50 and 1,411,593.50
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Solution
The third proportional to 642,236.50 and 1,411,593.50 is: 3,102,589.48
Step by Step Solution
- Step 1: Write the proportion equation
642,236.50 : 1,411,593.50 = 1,411,593.50 : x - Step 2: Convert to fraction form
642,236.50/1,411,593.50 = 1,411,593.50/x - Step 3: Cross multiply
642,236.50x = 1,411,593.50 × 1,411,593.50 - Step 4: Simplify right side
642,236.50x = 1,992,596,209,242.25 - Step 5: Solve for x
x = 1,992,596,209,242.25/642,236.50 - Step 6: Final answer
x = 3,102,589.48
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.