Finding the Third Proportional to 780,935 and 1,179,723
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Solution
The third proportional to 780,935 and 1,179,723 is: 1,782,153.90
Step by Step Solution
- Step 1: Write the proportion equation
780,935 : 1,179,723 = 1,179,723 : x - Step 2: Convert to fraction form
780,935/1,179,723 = 1,179,723/x - Step 3: Cross multiply
780,935x = 1,179,723 × 1,179,723 - Step 4: Simplify right side
780,935x = 1,391,746,356,729 - Step 5: Solve for x
x = 1,391,746,356,729/780,935 - Step 6: Final answer
x = 1,782,153.90
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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.