Finding the Fourth Proportional to 2,701,213.92, 3,727,261.44 and 1,555,072.80
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Solution
The fourth proportional to 2,701,213.92, 3,727,261.44 and 1,555,072.80 is: 2,145,762.26
Step by Step Solution
- Step 1: Write the proportion equation
2,701,213.92 : 3,727,261.44 = 1,555,072.80 : x - Step 2: Convert to fraction form
2,701,213.92/3,727,261.44 = 1,555,072.80/x - Step 3: Cross multiply
2,701,213.92x = 3,727,261.44 × 1,555,072.80 - Step 4: Simplify right side
2,701,213.92x = 5,796,162,883,832.83 - Step 5: Solve for x
x = 5,796,162,883,832.83/2,701,213.92 - Step 6: Final answer
x = 2,145,762.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.