Finding the Third Proportional to 1,000 and 1,717
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Solution
The third proportional to 1,000 and 1,717 is: 2,948.09
Step by Step Solution
- Step 1: Write the proportion equation
1,000 : 1,717 = 1,717 : x - Step 2: Convert to fraction form
1,000/1,717 = 1,717/x - Step 3: Cross multiply
1,000x = 1,717 × 1,717 - Step 4: Simplify right side
1,000x = 2,948,089 - Step 5: Solve for x
x = 2,948,089/1,000 - Step 6: Final answer
x = 2,948.09
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Why These Related Problems?
These problems maintain the same ratio (1.72) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.