Finding the Fourth Proportional to 3,682,880.42, 5,082,630.42 and 2,232,636.98
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Solution
The fourth proportional to 3,682,880.42, 5,082,630.42 and 2,232,636.98 is: 3,081,193.89
Step by Step Solution
- Step 1: Write the proportion equation
3,682,880.42 : 5,082,630.42 = 2,232,636.98 : x - Step 2: Convert to fraction form
3,682,880.42/5,082,630.42 = 2,232,636.98/x - Step 3: Cross multiply
3,682,880.42x = 5,082,630.42 × 2,232,636.98 - Step 4: Simplify right side
3,682,880.42x = 11,347,668,631,364.93 - Step 5: Solve for x
x = 11,347,668,631,364.93/3,682,880.42 - Step 6: Final answer
x = 3,081,193.89
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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.