Finding the Fourth Proportional to 3,858,392.16, 5,324,197.55 and 2,227,325.00
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Solution
The fourth proportional to 3,858,392.16, 5,324,197.55 and 2,227,325.00 is: 3,073,487.03
Step by Step Solution
- Step 1: Write the proportion equation
3,858,392.16 : 5,324,197.55 = 2,227,325.00 : x - Step 2: Convert to fraction form
3,858,392.16/5,324,197.55 = 2,227,325.00/x - Step 3: Cross multiply
3,858,392.16x = 5,324,197.55 × 2,227,325.00 - Step 4: Simplify right side
3,858,392.16x = 11,858,718,270,296.14 - Step 5: Solve for x
x = 11,858,718,270,296.14/3,858,392.16 - Step 6: Final answer
x = 3,073,487.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.