Finding the Third Proportional to 831,840 and 1,703,097
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Solution
The third proportional to 831,840 and 1,703,097 is: 3,486,895.79
Step by Step Solution
- Step 1: Write the proportion equation
831,840 : 1,703,097 = 1,703,097 : x - Step 2: Convert to fraction form
831,840/1,703,097 = 1,703,097/x - Step 3: Cross multiply
831,840x = 1,703,097 × 1,703,097 - Step 4: Simplify right side
831,840x = 2,900,539,391,409 - Step 5: Solve for x
x = 2,900,539,391,409/831,840 - Step 6: Final answer
x = 3,486,895.79
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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.