Finding the Fourth Proportional to 2,183,611.30, 3,274,639.35 and 986,107.30
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Solution
The fourth proportional to 2,183,611.30, 3,274,639.35 and 986,107.30 is: 1,478,809.79
Step by Step Solution
- Step 1: Write the proportion equation
2,183,611.30 : 3,274,639.35 = 986,107.30 : x - Step 2: Convert to fraction form
2,183,611.30/3,274,639.35 = 986,107.30/x - Step 3: Cross multiply
2,183,611.30x = 3,274,639.35 × 986,107.30 - Step 4: Simplify right side
2,183,611.30x = 3,229,145,767,902.26 - Step 5: Solve for x
x = 3,229,145,767,902.26/2,183,611.30 - Step 6: Final answer
x = 1,478,809.79
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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.