Finding the Third Proportional to 1,440 and 2,234
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Solution
The third proportional to 1,440 and 2,234 is: 3,465.80
Step by Step Solution
- Step 1: Write the proportion equation
1,440 : 2,234 = 2,234 : x - Step 2: Convert to fraction form
1,440/2,234 = 2,234/x - Step 3: Cross multiply
1,440x = 2,234 × 2,234 - Step 4: Simplify right side
1,440x = 4,990,756 - Step 5: Solve for x
x = 4,990,756/1,440 - Step 6: Final answer
x = 3,465.80
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.