Finding the Fourth Proportional to 1,329,170.26, 1,834,231.48 and 756,198.13
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Solution
The fourth proportional to 1,329,170.26, 1,834,231.48 and 756,198.13 is: 1,043,540.06
Step by Step Solution
- Step 1: Write the proportion equation
1,329,170.26 : 1,834,231.48 = 756,198.13 : x - Step 2: Convert to fraction form
1,329,170.26/1,834,231.48 = 756,198.13/x - Step 3: Cross multiply
1,329,170.26x = 1,834,231.48 × 756,198.13 - Step 4: Simplify right side
1,329,170.26x = 1,387,042,415,163.13 - Step 5: Solve for x
x = 1,387,042,415,163.13/1,329,170.26 - Step 6: Final answer
x = 1,043,540.06
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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.