Finding the Fourth Proportional to 4,033,198.20, 6,048,047.70 and 1,336,481.40
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Solution
The fourth proportional to 4,033,198.20, 6,048,047.70 and 1,336,481.40 is: 2,004,142.33
Step by Step Solution
- Step 1: Write the proportion equation
4,033,198.20 : 6,048,047.70 = 1,336,481.40 : x - Step 2: Convert to fraction form
4,033,198.20/6,048,047.70 = 1,336,481.40/x - Step 3: Cross multiply
4,033,198.20x = 6,048,047.70 × 1,336,481.40 - Step 4: Simplify right side
4,033,198.20x = 8,083,103,257,362.78 - Step 5: Solve for x
x = 8,083,103,257,362.78/4,033,198.20 - Step 6: Final answer
x = 2,004,142.33
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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.