Finding the Fourth Proportional to 5,161,463.58, 7,741,695.09 and 1,567,262.13
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Solution
The fourth proportional to 5,161,463.58, 7,741,695.09 and 1,567,262.13 is: 2,350,741.28
Step by Step Solution
- Step 1: Write the proportion equation
5,161,463.58 : 7,741,695.09 = 1,567,262.13 : x - Step 2: Convert to fraction form
5,161,463.58/7,741,695.09 = 1,567,262.13/x - Step 3: Cross multiply
5,161,463.58x = 7,741,695.09 × 1,567,262.13 - Step 4: Simplify right side
5,161,463.58x = 12,133,265,513,409.82 - Step 5: Solve for x
x = 12,133,265,513,409.82/5,161,463.58 - Step 6: Final answer
x = 2,350,741.28
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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.