Finding the Fourth Proportional to 4,960,891.44, 6,846,778.80 and 3,028,276.80
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Solution
The fourth proportional to 4,960,891.44, 6,846,778.80 and 3,028,276.80 is: 4,179,478.96
Step by Step Solution
- Step 1: Write the proportion equation
4,960,891.44 : 6,846,778.80 = 3,028,276.80 : x - Step 2: Convert to fraction form
4,960,891.44/6,846,778.80 = 3,028,276.80/x - Step 3: Cross multiply
4,960,891.44x = 6,846,778.80 × 3,028,276.80 - Step 4: Simplify right side
4,960,891.44x = 20,733,941,394,771.84 - Step 5: Solve for x
x = 20,733,941,394,771.84/4,960,891.44 - Step 6: Final answer
x = 4,179,478.96
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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.