Finding the Fourth Proportional to 2,691,272.34, 4,036,982.73 and 869,715.18
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Solution
The fourth proportional to 2,691,272.34, 4,036,982.73 and 869,715.18 is: 1,304,596.76
Step by Step Solution
- Step 1: Write the proportion equation
2,691,272.34 : 4,036,982.73 = 869,715.18 : x - Step 2: Convert to fraction form
2,691,272.34/4,036,982.73 = 869,715.18/x - Step 3: Cross multiply
2,691,272.34x = 4,036,982.73 × 869,715.18 - Step 4: Simplify right side
2,691,272.34x = 3,511,025,161,678.84 - Step 5: Solve for x
x = 3,511,025,161,678.84/2,691,272.34 - Step 6: Final answer
x = 1,304,596.76
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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.