Finding the Fourth Proportional to 3,764,405.49, 5,194,457.91 and 2,132,463.35
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Solution
The fourth proportional to 3,764,405.49, 5,194,457.91 and 2,132,463.35 is: 2,942,560.56
Step by Step Solution
- Step 1: Write the proportion equation
3,764,405.49 : 5,194,457.91 = 2,132,463.35 : x - Step 2: Convert to fraction form
3,764,405.49/5,194,457.91 = 2,132,463.35/x - Step 3: Cross multiply
3,764,405.49x = 5,194,457.91 × 2,132,463.35 - Step 4: Simplify right side
3,764,405.49x = 11,076,991,116,192.60 - Step 5: Solve for x
x = 11,076,991,116,192.60/3,764,405.49 - Step 6: Final answer
x = 2,942,560.56
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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.