Finding the Third Proportional to 889,672 and 1,378,749
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Solution
The third proportional to 889,672 and 1,378,749 is: 2,136,684.99
Step by Step Solution
- Step 1: Write the proportion equation
889,672 : 1,378,749 = 1,378,749 : x - Step 2: Convert to fraction form
889,672/1,378,749 = 1,378,749/x - Step 3: Cross multiply
889,672x = 1,378,749 × 1,378,749 - Step 4: Simplify right side
889,672x = 1,900,948,805,001 - Step 5: Solve for x
x = 1,900,948,805,001/889,672 - Step 6: Final answer
x = 2,136,684.99
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.