Finding the Fourth Proportional to 3,874,654.93, 5,347,022.26 and 2,132,324.33
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Solution
The fourth proportional to 3,874,654.93, 5,347,022.26 and 2,132,324.33 is: 2,942,606.72
Step by Step Solution
- Step 1: Write the proportion equation
3,874,654.93 : 5,347,022.26 = 2,132,324.33 : x - Step 2: Convert to fraction form
3,874,654.93/5,347,022.26 = 2,132,324.33/x - Step 3: Cross multiply
3,874,654.93x = 5,347,022.26 × 2,132,324.33 - Step 4: Simplify right side
3,874,654.93x = 11,401,585,626,983.51 - Step 5: Solve for x
x = 11,401,585,626,983.51/3,874,654.93 - Step 6: Final answer
x = 2,942,606.72
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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.