Finding the Fourth Proportional to 1,201,717.62, 1,802,571.57 and 491,745.33
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Solution
The fourth proportional to 1,201,717.62, 1,802,571.57 and 491,745.33 is: 737,616.01
Step by Step Solution
- Step 1: Write the proportion equation
1,201,717.62 : 1,802,571.57 = 491,745.33 : x - Step 2: Convert to fraction form
1,201,717.62/1,802,571.57 = 491,745.33/x - Step 3: Cross multiply
1,201,717.62x = 1,802,571.57 × 491,745.33 - Step 4: Simplify right side
1,201,717.62x = 886,406,151,538.27 - Step 5: Solve for x
x = 886,406,151,538.27/1,201,717.62 - Step 6: Final answer
x = 737,616.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.