Finding the Third Proportional to 1,120 and 2,432
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Solution
The third proportional to 1,120 and 2,432 is: 5,280.91
Step by Step Solution
- Step 1: Write the proportion equation
1,120 : 2,432 = 2,432 : x - Step 2: Convert to fraction form
1,120/2,432 = 2,432/x - Step 3: Cross multiply
1,120x = 2,432 × 2,432 - Step 4: Simplify right side
1,120x = 5,914,624 - Step 5: Solve for x
x = 5,914,624/1,120 - Step 6: Final answer
x = 5,280.91
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.