Finding the Fourth Proportional to 4,152,840.40, 6,231,010.20 and 2,260,939.60
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Solution
The fourth proportional to 4,152,840.40, 6,231,010.20 and 2,260,939.60 is: 3,392,361.94
Step by Step Solution
- Step 1: Write the proportion equation
4,152,840.40 : 6,231,010.20 = 2,260,939.60 : x - Step 2: Convert to fraction form
4,152,840.40/6,231,010.20 = 2,260,939.60/x - Step 3: Cross multiply
4,152,840.40x = 6,231,010.20 × 2,260,939.60 - Step 4: Simplify right side
4,152,840.40x = 14,087,937,709,183.92 - Step 5: Solve for x
x = 14,087,937,709,183.92/4,152,840.40 - Step 6: Final answer
x = 3,392,361.94
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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.