Finding the Fourth Proportional to 1,716,850.92, 2,369,367.46 and 991,729.16
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Solution
The fourth proportional to 1,716,850.92, 2,369,367.46 and 991,729.16 is: 1,368,651.62
Step by Step Solution
- Step 1: Write the proportion equation
1,716,850.92 : 2,369,367.46 = 991,729.16 : x - Step 2: Convert to fraction form
1,716,850.92/2,369,367.46 = 991,729.16/x - Step 3: Cross multiply
1,716,850.92x = 2,369,367.46 × 991,729.16 - Step 4: Simplify right side
1,716,850.92x = 2,349,770,800,837.13 - Step 5: Solve for x
x = 2,349,770,800,837.13/1,716,850.92 - Step 6: Final answer
x = 1,368,651.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.