Finding the Fourth Proportional to 2,321,231.22, 3,481,640.40 and 804,880.20
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Solution
The fourth proportional to 2,321,231.22, 3,481,640.40 and 804,880.20 is: 1,207,248.72
Step by Step Solution
- Step 1: Write the proportion equation
2,321,231.22 : 3,481,640.40 = 804,880.20 : x - Step 2: Convert to fraction form
2,321,231.22/3,481,640.40 = 804,880.20/x - Step 3: Cross multiply
2,321,231.22x = 3,481,640.40 × 804,880.20 - Step 4: Simplify right side
2,321,231.22x = 2,802,303,421,480.08 - Step 5: Solve for x
x = 2,802,303,421,480.08/2,321,231.22 - Step 6: Final answer
x = 1,207,248.72
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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.