Finding the Fourth Proportional to 2,647,527.39, 3,970,634.99 and 754,285.23
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Solution
The fourth proportional to 2,647,527.39, 3,970,634.99 and 754,285.23 is: 1,131,240.92
Step by Step Solution
- Step 1: Write the proportion equation
2,647,527.39 : 3,970,634.99 = 754,285.23 : x - Step 2: Convert to fraction form
2,647,527.39/3,970,634.99 = 754,285.23/x - Step 3: Cross multiply
2,647,527.39x = 3,970,634.99 × 754,285.23 - Step 4: Simplify right side
2,647,527.39x = 2,994,991,322,906.77 - Step 5: Solve for x
x = 2,994,991,322,906.77/2,647,527.39 - Step 6: Final answer
x = 1,131,240.92
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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.