Finding the Fourth Proportional to 4,382,766.09, 6,048,101.21 and 2,449,042.56
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Solution
The fourth proportional to 4,382,766.09, 6,048,101.21 and 2,449,042.56 is: 3,379,613.91
Step by Step Solution
- Step 1: Write the proportion equation
4,382,766.09 : 6,048,101.21 = 2,449,042.56 : x - Step 2: Convert to fraction form
4,382,766.09/6,048,101.21 = 2,449,042.56/x - Step 3: Cross multiply
4,382,766.09x = 6,048,101.21 × 2,449,042.56 - Step 4: Simplify right side
4,382,766.09x = 14,812,057,258,232.29 - Step 5: Solve for x
x = 14,812,057,258,232.29/4,382,766.09 - Step 6: Final answer
x = 3,379,613.91
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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.