Finding the Fourth Proportional to 4,694,819.54, 6,479,423.08 and 2,760,986.66
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Solution
The fourth proportional to 4,694,819.54, 6,479,423.08 and 2,760,986.66 is: 3,810,498.04
Step by Step Solution
- Step 1: Write the proportion equation
4,694,819.54 : 6,479,423.08 = 2,760,986.66 : x - Step 2: Convert to fraction form
4,694,819.54/6,479,423.08 = 2,760,986.66/x - Step 3: Cross multiply
4,694,819.54x = 6,479,423.08 × 2,760,986.66 - Step 4: Simplify right side
4,694,819.54x = 17,889,600,649,076.53 - Step 5: Solve for x
x = 17,889,600,649,076.53/4,694,819.54 - Step 6: Final answer
x = 3,810,498.04
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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.