Finding the Fourth Proportional to 5,088,755.46, 7,022,536.79 and 2,765,647.97
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Solution
The fourth proportional to 5,088,755.46, 7,022,536.79 and 2,765,647.97 is: 3,816,623.69
Step by Step Solution
- Step 1: Write the proportion equation
5,088,755.46 : 7,022,536.79 = 2,765,647.97 : x - Step 2: Convert to fraction form
5,088,755.46/7,022,536.79 = 2,765,647.97/x - Step 3: Cross multiply
5,088,755.46x = 7,022,536.79 × 2,765,647.97 - Step 4: Simplify right side
5,088,755.46x = 19,421,864,623,631.43 - Step 5: Solve for x
x = 19,421,864,623,631.43/5,088,755.46 - Step 6: Final answer
x = 3,816,623.69
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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.