Finding the Third Proportional to 863,183 and 1,306,766
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Solution
The third proportional to 863,183 and 1,306,766 is: 1,978,302.84
Step by Step Solution
- Step 1: Write the proportion equation
863,183 : 1,306,766 = 1,306,766 : x - Step 2: Convert to fraction form
863,183/1,306,766 = 1,306,766/x - Step 3: Cross multiply
863,183x = 1,306,766 × 1,306,766 - Step 4: Simplify right side
863,183x = 1,707,637,378,756 - Step 5: Solve for x
x = 1,707,637,378,756/863,183 - Step 6: Final answer
x = 1,978,302.84
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.