Finding the Fourth Proportional to 3,761,663.63, 5,192,685.05 and 2,539,624.55
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Solution
The fourth proportional to 3,761,663.63, 5,192,685.05 and 2,539,624.55 is: 3,505,754.82
Step by Step Solution
- Step 1: Write the proportion equation
3,761,663.63 : 5,192,685.05 = 2,539,624.55 : x - Step 2: Convert to fraction form
3,761,663.63/5,192,685.05 = 2,539,624.55/x - Step 3: Cross multiply
3,761,663.63x = 5,192,685.05 × 2,539,624.55 - Step 4: Simplify right side
3,761,663.63x = 13,187,470,394,736.43 - Step 5: Solve for x
x = 13,187,470,394,736.43/3,761,663.63 - Step 6: Final answer
x = 3,505,754.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.