Finding the Fourth Proportional to 2,218,136.80, 3,324,580.80 and 938,741.80
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Solution
The fourth proportional to 2,218,136.80, 3,324,580.80 and 938,741.80 is: 1,407,002.02
Step by Step Solution
- Step 1: Write the proportion equation
2,218,136.80 : 3,324,580.80 = 938,741.80 : x - Step 2: Convert to fraction form
2,218,136.80/3,324,580.80 = 938,741.80/x - Step 3: Cross multiply
2,218,136.80x = 3,324,580.80 × 938,741.80 - Step 4: Simplify right side
2,218,136.80x = 3,120,922,964,437.44 - Step 5: Solve for x
x = 3,120,922,964,437.44/2,218,136.80 - Step 6: Final answer
x = 1,407,002.02
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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.