Finding the Third Proportional to 1,432 and 2,148
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Solution
The third proportional to 1,432 and 2,148 is: 3,222
Step by Step Solution
- Step 1: Write the proportion equation
1,432 : 2,148 = 2,148 : x - Step 2: Convert to fraction form
1,432/2,148 = 2,148/x - Step 3: Cross multiply
1,432x = 2,148 × 2,148 - Step 4: Simplify right side
1,432x = 4,613,904 - Step 5: Solve for x
x = 4,613,904/1,432 - Step 6: Final answer
x = 3,222
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.