Finding the Fourth Proportional to 3,939,205.26, 5,906,591.58 and 1,243,027.92
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Solution
The fourth proportional to 3,939,205.26, 5,906,591.58 and 1,243,027.92 is: 1,863,842.52
Step by Step Solution
- Step 1: Write the proportion equation
3,939,205.26 : 5,906,591.58 = 1,243,027.92 : x - Step 2: Convert to fraction form
3,939,205.26/5,906,591.58 = 1,243,027.92/x - Step 3: Cross multiply
3,939,205.26x = 5,906,591.58 × 1,243,027.92 - Step 4: Simplify right side
3,939,205.26x = 7,342,058,245,976.91 - Step 5: Solve for x
x = 7,342,058,245,976.91/3,939,205.26 - Step 6: Final answer
x = 1,863,842.52
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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.