Finding the Fourth Proportional to 4,080,311.12, 6,120,477.48 and 1,949,910.68
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Solution
The fourth proportional to 4,080,311.12, 6,120,477.48 and 1,949,910.68 is: 2,924,871.18
Step by Step Solution
- Step 1: Write the proportion equation
4,080,311.12 : 6,120,477.48 = 1,949,910.68 : x - Step 2: Convert to fraction form
4,080,311.12/6,120,477.48 = 1,949,910.68/x - Step 3: Cross multiply
4,080,311.12x = 6,120,477.48 × 1,949,910.68 - Step 4: Simplify right side
4,080,311.12x = 11,934,384,404,951.49 - Step 5: Solve for x
x = 11,934,384,404,951.49/4,080,311.12 - Step 6: Final answer
x = 2,924,871.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.