Finding the Third Proportional to 691,121.50 and 1,081,800
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Solution
The third proportional to 691,121.50 and 1,081,800 is: 1,693,322.00
Step by Step Solution
- Step 1: Write the proportion equation
691,121.50 : 1,081,800 = 1,081,800 : x - Step 2: Convert to fraction form
691,121.50/1,081,800 = 1,081,800/x - Step 3: Cross multiply
691,121.50x = 1,081,800 × 1,081,800 - Step 4: Simplify right side
691,121.50x = 1,170,291,240,000 - Step 5: Solve for x
x = 1,170,291,240,000/691,121.50 - Step 6: Final answer
x = 1,693,322.00
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.