Finding the Third Proportional to 892 and 1,784
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Solution
The third proportional to 892 and 1,784 is: 3,568
Step by Step Solution
- Step 1: Write the proportion equation
892 : 1,784 = 1,784 : x - Step 2: Convert to fraction form
892/1,784 = 1,784/x - Step 3: Cross multiply
892x = 1,784 × 1,784 - Step 4: Simplify right side
892x = 3,182,656 - Step 5: Solve for x
x = 3,182,656/892 - Step 6: Final answer
x = 3,568
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Why These Related Problems?
These problems maintain the same ratio (2) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.