Finding the Fourth Proportional to 4,181,622.38, 5,770,986.69 and 2,321,212.98
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Solution
The fourth proportional to 4,181,622.38, 5,770,986.69 and 2,321,212.98 is: 3,203,466.98
Step by Step Solution
- Step 1: Write the proportion equation
4,181,622.38 : 5,770,986.69 = 2,321,212.98 : x - Step 2: Convert to fraction form
4,181,622.38/5,770,986.69 = 2,321,212.98/x - Step 3: Cross multiply
4,181,622.38x = 5,770,986.69 × 2,321,212.98 - Step 4: Simplify right side
4,181,622.38x = 13,395,689,212,235.24 - Step 5: Solve for x
x = 13,395,689,212,235.24/4,181,622.38 - Step 6: Final answer
x = 3,203,466.98
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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.