Finding the Third Proportional to 881 and 1,399
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Solution
The third proportional to 881 and 1,399 is: 2,221.57
Step by Step Solution
- Step 1: Write the proportion equation
881 : 1,399 = 1,399 : x - Step 2: Convert to fraction form
881/1,399 = 1,399/x - Step 3: Cross multiply
881x = 1,399 × 1,399 - Step 4: Simplify right side
881x = 1,957,201 - Step 5: Solve for x
x = 1,957,201/881 - Step 6: Final answer
x = 2,221.57
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.