Finding the Fourth Proportional to 1,757,122.40, 2,635,670.64 and 494,922.08
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Solution
The fourth proportional to 1,757,122.40, 2,635,670.64 and 494,922.08 is: 742,379.47
Step by Step Solution
- Step 1: Write the proportion equation
1,757,122.40 : 2,635,670.64 = 494,922.08 : x - Step 2: Convert to fraction form
1,757,122.40/2,635,670.64 = 494,922.08/x - Step 3: Cross multiply
1,757,122.40x = 2,635,670.64 × 494,922.08 - Step 4: Simplify right side
1,757,122.40x = 1,304,451,595,343.73 - Step 5: Solve for x
x = 1,304,451,595,343.73/1,757,122.40 - Step 6: Final answer
x = 742,379.47
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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.