Finding the Third Proportional to 936 and 1,404
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Solution
The third proportional to 936 and 1,404 is: 2,106
Step by Step Solution
- Step 1: Write the proportion equation
936 : 1,404 = 1,404 : x - Step 2: Convert to fraction form
936/1,404 = 1,404/x - Step 3: Cross multiply
936x = 1,404 × 1,404 - Step 4: Simplify right side
936x = 1,971,216 - Step 5: Solve for x
x = 1,971,216/936 - Step 6: Final answer
x = 2,106
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.