Finding the Third Proportional to 1,108 and 1,624
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Solution
The third proportional to 1,108 and 1,624 is: 2,380.30
Step by Step Solution
- Step 1: Write the proportion equation
1,108 : 1,624 = 1,624 : x - Step 2: Convert to fraction form
1,108/1,624 = 1,624/x - Step 3: Cross multiply
1,108x = 1,624 × 1,624 - Step 4: Simplify right side
1,108x = 2,637,376 - Step 5: Solve for x
x = 2,637,376/1,108 - Step 6: Final answer
x = 2,380.30
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.