Finding the Fourth Proportional to 4,081,760.44, 5,632,871.68 and 2,339,392.12
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Solution
The fourth proportional to 4,081,760.44, 5,632,871.68 and 2,339,392.12 is: 3,228,385.35
Step by Step Solution
- Step 1: Write the proportion equation
4,081,760.44 : 5,632,871.68 = 2,339,392.12 : x - Step 2: Convert to fraction form
4,081,760.44/5,632,871.68 = 2,339,392.12/x - Step 3: Cross multiply
4,081,760.44x = 5,632,871.68 × 2,339,392.12 - Step 4: Simplify right side
4,081,760.44x = 13,177,495,621,163.16 - Step 5: Solve for x
x = 13,177,495,621,163.16/4,081,760.44 - Step 6: Final answer
x = 3,228,385.35
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1.5x scale
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.