Finding the Third Proportional to 831,861.75 and 1,703,129.25
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Solution
The third proportional to 831,861.75 and 1,703,129.25 is: 3,486,936.67
Step by Step Solution
- Step 1: Write the proportion equation
831,861.75 : 1,703,129.25 = 1,703,129.25 : x - Step 2: Convert to fraction form
831,861.75/1,703,129.25 = 1,703,129.25/x - Step 3: Cross multiply
831,861.75x = 1,703,129.25 × 1,703,129.25 - Step 4: Simplify right side
831,861.75x = 2,900,649,242,205.56 - Step 5: Solve for x
x = 2,900,649,242,205.56/831,861.75 - Step 6: Final answer
x = 3,486,936.67
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Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.