Finding the Fourth Proportional to 3,946,245.36, 5,445,833.04 and 2,135,409.36
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Solution
The fourth proportional to 3,946,245.36, 5,445,833.04 and 2,135,409.36 is: 2,946,872.73
Step by Step Solution
- Step 1: Write the proportion equation
3,946,245.36 : 5,445,833.04 = 2,135,409.36 : x - Step 2: Convert to fraction form
3,946,245.36/5,445,833.04 = 2,135,409.36/x - Step 3: Cross multiply
3,946,245.36x = 5,445,833.04 × 2,135,409.36 - Step 4: Simplify right side
3,946,245.36x = 11,629,082,846,613.25 - Step 5: Solve for x
x = 11,629,082,846,613.25/3,946,245.36 - Step 6: Final answer
x = 2,946,872.73
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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.