Finding the Fourth Proportional to 2,979,396.06, 4,469,135.58 and 849,480.18
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Solution
The fourth proportional to 2,979,396.06, 4,469,135.58 and 849,480.18 is: 1,274,232.10
Step by Step Solution
- Step 1: Write the proportion equation
2,979,396.06 : 4,469,135.58 = 849,480.18 : x - Step 2: Convert to fraction form
2,979,396.06/4,469,135.58 = 849,480.18/x - Step 3: Cross multiply
2,979,396.06x = 4,469,135.58 × 849,480.18 - Step 4: Simplify right side
2,979,396.06x = 3,796,442,096,942.81 - Step 5: Solve for x
x = 3,796,442,096,942.81/2,979,396.06 - Step 6: Final answer
x = 1,274,232.10
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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.