Finding the Third Proportional to 1,818 and 3,636
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Solution
The third proportional to 1,818 and 3,636 is: 7,272
Step by Step Solution
- Step 1: Write the proportion equation
1,818 : 3,636 = 3,636 : x - Step 2: Convert to fraction form
1,818/3,636 = 3,636/x - Step 3: Cross multiply
1,818x = 3,636 × 3,636 - Step 4: Simplify right side
1,818x = 13,220,496 - Step 5: Solve for x
x = 13,220,496/1,818 - Step 6: Final answer
x = 7,272
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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.