Finding the Fourth Proportional to 4,181,623.38, 5,770,988.07 and 2,321,213.98
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Solution
The fourth proportional to 4,181,623.38, 5,770,988.07 and 2,321,213.98 is: 3,203,468.36
Step by Step Solution
- Step 1: Write the proportion equation
4,181,623.38 : 5,770,988.07 = 2,321,213.98 : x - Step 2: Convert to fraction form
4,181,623.38/5,770,988.07 = 2,321,213.98/x - Step 3: Cross multiply
4,181,623.38x = 5,770,988.07 × 2,321,213.98 - Step 4: Simplify right side
4,181,623.38x = 13,395,698,186,497.22 - Step 5: Solve for x
x = 13,395,698,186,497.22/4,181,623.38 - Step 6: Final answer
x = 3,203,468.36
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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.