Finding the Fourth Proportional to 1,082,635.15, 1,623,836.09 and 283,996.75
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Solution
The fourth proportional to 1,082,635.15, 1,623,836.09 and 283,996.75 is: 425,964.53
Step by Step Solution
- Step 1: Write the proportion equation
1,082,635.15 : 1,623,836.09 = 283,996.75 : x - Step 2: Convert to fraction form
1,082,635.15/1,623,836.09 = 283,996.75/x - Step 3: Cross multiply
1,082,635.15x = 1,623,836.09 × 283,996.75 - Step 4: Simplify right side
1,082,635.15x = 461,164,170,672.72 - Step 5: Solve for x
x = 461,164,170,672.72/1,082,635.15 - Step 6: Final answer
x = 425,964.53
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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.