Finding the Fourth Proportional to 4,162,791.74, 5,744,778.81 and 2,327,327.36
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Solution
The fourth proportional to 4,162,791.74, 5,744,778.81 and 2,327,327.36 is: 3,211,782.32
Step by Step Solution
- Step 1: Write the proportion equation
4,162,791.74 : 5,744,778.81 = 2,327,327.36 : x - Step 2: Convert to fraction form
4,162,791.74/5,744,778.81 = 2,327,327.36/x - Step 3: Cross multiply
4,162,791.74x = 5,744,778.81 × 2,327,327.36 - Step 4: Simplify right side
4,162,791.74x = 13,369,980,901,661.24 - Step 5: Solve for x
x = 13,369,980,901,661.24/4,162,791.74 - Step 6: Final answer
x = 3,211,782.32
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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.