Finding the Fourth Proportional to 1,117,757.26, 1,542,497.34 and 608,458.42
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Solution
The fourth proportional to 1,117,757.26, 1,542,497.34 and 608,458.42 is: 839,668.44
Step by Step Solution
- Step 1: Write the proportion equation
1,117,757.26 : 1,542,497.34 = 608,458.42 : x - Step 2: Convert to fraction form
1,117,757.26/1,542,497.34 = 608,458.42/x - Step 3: Cross multiply
1,117,757.26x = 1,542,497.34 × 608,458.42 - Step 4: Simplify right side
1,117,757.26x = 938,545,494,350.60 - Step 5: Solve for x
x = 938,545,494,350.60/1,117,757.26 - Step 6: Final answer
x = 839,668.44
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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.