Finding the Fourth Proportional to 2,647,486.14, 3,970,573.11 and 754,243.98
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Solution
The fourth proportional to 2,647,486.14, 3,970,573.11 and 754,243.98 is: 1,131,179.05
Step by Step Solution
- Step 1: Write the proportion equation
2,647,486.14 : 3,970,573.11 = 754,243.98 : x - Step 2: Convert to fraction form
2,647,486.14/3,970,573.11 = 754,243.98/x - Step 3: Cross multiply
2,647,486.14x = 3,970,573.11 × 754,243.98 - Step 4: Simplify right side
2,647,486.14x = 2,994,780,865,367.38 - Step 5: Solve for x
x = 2,994,780,865,367.38/2,647,486.14 - Step 6: Final answer
x = 1,131,179.05
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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.