Finding the Fourth Proportional to 5,601,750.20, 8,397,640.30 and 2,189,260.80
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Solution
The fourth proportional to 5,601,750.20, 8,397,640.30 and 2,189,260.80 is: 3,281,942.98
Step by Step Solution
- Step 1: Write the proportion equation
5,601,750.20 : 8,397,640.30 = 2,189,260.80 : x - Step 2: Convert to fraction form
5,601,750.20/8,397,640.30 = 2,189,260.80/x - Step 3: Cross multiply
5,601,750.20x = 8,397,640.30 × 2,189,260.80 - Step 4: Simplify right side
5,601,750.20x = 18,384,624,721,290.24 - Step 5: Solve for x
x = 18,384,624,721,290.24/5,601,750.20 - Step 6: Final answer
x = 3,281,942.98
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1.5x scale
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.