Finding the Fourth Proportional to 3,970,116.68, 5,954,611.48 and 1,274,092.44
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Solution
The fourth proportional to 3,970,116.68, 5,954,611.48 and 1,274,092.44 is: 1,910,957.81
Step by Step Solution
- Step 1: Write the proportion equation
3,970,116.68 : 5,954,611.48 = 1,274,092.44 : x - Step 2: Convert to fraction form
3,970,116.68/5,954,611.48 = 1,274,092.44/x - Step 3: Cross multiply
3,970,116.68x = 5,954,611.48 × 1,274,092.44 - Step 4: Simplify right side
3,970,116.68x = 7,586,725,469,805.21 - Step 5: Solve for x
x = 7,586,725,469,805.21/3,970,116.68 - Step 6: Final answer
x = 1,910,957.81
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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.