Finding the Fourth Proportional to 5,161,477.96, 7,741,716.64 and 1,567,276.50
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Solution
The fourth proportional to 5,161,477.96, 7,741,716.64 and 1,567,276.50 is: 2,350,762.83
Step by Step Solution
- Step 1: Write the proportion equation
5,161,477.96 : 7,741,716.64 = 1,567,276.50 : x - Step 2: Convert to fraction form
5,161,477.96/7,741,716.64 = 1,567,276.50/x - Step 3: Cross multiply
5,161,477.96x = 7,741,716.64 × 1,567,276.50 - Step 4: Simplify right side
5,161,477.96x = 12,133,410,559,530.96 - Step 5: Solve for x
x = 12,133,410,559,530.96/5,161,477.96 - Step 6: Final answer
x = 2,350,762.83
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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.