Finding the Fourth Proportional to 4,341,838.46, 6,511,843.40 and 2,800,216.08
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Solution
The fourth proportional to 4,341,838.46, 6,511,843.40 and 2,800,216.08 is: 4,199,734.46
Step by Step Solution
- Step 1: Write the proportion equation
4,341,838.46 : 6,511,843.40 = 2,800,216.08 : x - Step 2: Convert to fraction form
4,341,838.46/6,511,843.40 = 2,800,216.08/x - Step 3: Cross multiply
4,341,838.46x = 6,511,843.40 × 2,800,216.08 - Step 4: Simplify right side
4,341,838.46x = 18,234,568,599,121.88 - Step 5: Solve for x
x = 18,234,568,599,121.88/4,341,838.46 - Step 6: Final answer
x = 4,199,734.46
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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.