Finding the Third Proportional to 831,236.55 and 1,790,703.07
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Solution
The third proportional to 831,236.55 and 1,790,703.07 is: 3,857,647.34
Step by Step Solution
- Step 1: Write the proportion equation
831,236.55 : 1,790,703.07 = 1,790,703.07 : x - Step 2: Convert to fraction form
831,236.55/1,790,703.07 = 1,790,703.07/x - Step 3: Cross multiply
831,236.55x = 1,790,703.07 × 1,790,703.07 - Step 4: Simplify right side
831,236.55x = 3,206,617,486,026.61 - Step 5: Solve for x
x = 3,206,617,486,026.61/831,236.55 - Step 6: Final answer
x = 3,857,647.34
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.