Finding the Fourth Proportional to 5,494,435.80, 8,241,555.18 and 2,255,270.10
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Solution
The fourth proportional to 5,494,435.80, 8,241,555.18 and 2,255,270.10 is: 3,382,864.70
Step by Step Solution
- Step 1: Write the proportion equation
5,494,435.80 : 8,241,555.18 = 2,255,270.10 : x - Step 2: Convert to fraction form
5,494,435.80/8,241,555.18 = 2,255,270.10/x - Step 3: Cross multiply
5,494,435.80x = 8,241,555.18 × 2,255,270.10 - Step 4: Simplify right side
5,494,435.80x = 18,586,932,922,469.99 - Step 5: Solve for x
x = 18,586,932,922,469.99/5,494,435.80 - Step 6: Final answer
x = 3,382,864.70
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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.