Finding the Fourth Proportional to 3,491,879.73, 5,236,292.66 and 1,761,685.09
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Solution
The fourth proportional to 3,491,879.73, 5,236,292.66 and 1,761,685.09 is: 2,641,757.28
Step by Step Solution
- Step 1: Write the proportion equation
3,491,879.73 : 5,236,292.66 = 1,761,685.09 : x - Step 2: Convert to fraction form
3,491,879.73/5,236,292.66 = 1,761,685.09/x - Step 3: Cross multiply
3,491,879.73x = 5,236,292.66 × 1,761,685.09 - Step 4: Simplify right side
3,491,879.73x = 9,224,698,705,998.44 - Step 5: Solve for x
x = 9,224,698,705,998.44/3,491,879.73 - Step 6: Final answer
x = 2,641,757.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.