Finding the Fourth Proportional to 2,949,371.19, 4,419,944.01 and 2,229,121.62
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Solution
The fourth proportional to 2,949,371.19, 4,419,944.01 and 2,229,121.62 is: 3,340,574.01
Step by Step Solution
- Step 1: Write the proportion equation
2,949,371.19 : 4,419,944.01 = 2,229,121.62 : x - Step 2: Convert to fraction form
2,949,371.19/4,419,944.01 = 2,229,121.62/x - Step 3: Cross multiply
2,949,371.19x = 4,419,944.01 × 2,229,121.62 - Step 4: Simplify right side
2,949,371.19x = 9,852,592,751,880.50 - Step 5: Solve for x
x = 9,852,592,751,880.50/2,949,371.19 - Step 6: Final answer
x = 3,340,574.01
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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.