Finding the Fourth Proportional to 1,149,556.26, 1,586,268.54 and 707,960.97
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Solution
The fourth proportional to 1,149,556.26, 1,586,268.54 and 707,960.97 is: 976,912.79
Step by Step Solution
- Step 1: Write the proportion equation
1,149,556.26 : 1,586,268.54 = 707,960.97 : x - Step 2: Convert to fraction form
1,149,556.26/1,586,268.54 = 707,960.97/x - Step 3: Cross multiply
1,149,556.26x = 1,586,268.54 × 707,960.97 - Step 4: Simplify right side
1,149,556.26x = 1,123,016,214,258.88 - Step 5: Solve for x
x = 1,123,016,214,258.88/1,149,556.26 - Step 6: Final answer
x = 976,912.79
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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.