Finding the Fourth Proportional to 1,226,175.42, 1,691,163.54 and 796,593.96
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Solution
The fourth proportional to 1,226,175.42, 1,691,163.54 and 796,593.96 is: 1,098,676.94
Step by Step Solution
- Step 1: Write the proportion equation
1,226,175.42 : 1,691,163.54 = 796,593.96 : x - Step 2: Convert to fraction form
1,226,175.42/1,691,163.54 = 796,593.96/x - Step 3: Cross multiply
1,226,175.42x = 1,691,163.54 × 796,593.96 - Step 4: Simplify right side
1,226,175.42x = 1,347,170,661,336.22 - Step 5: Solve for x
x = 1,347,170,661,336.22/1,226,175.42 - Step 6: Final answer
x = 1,098,676.94
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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.