Finding the Fourth Proportional to 4,238,227.80, 5,848,713.60 and 2,304,489.12
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Solution
The fourth proportional to 4,238,227.80, 5,848,713.60 and 2,304,489.12 is: 3,180,172.82
Step by Step Solution
- Step 1: Write the proportion equation
4,238,227.80 : 5,848,713.60 = 2,304,489.12 : x - Step 2: Convert to fraction form
4,238,227.80/5,848,713.60 = 2,304,489.12/x - Step 3: Cross multiply
4,238,227.80x = 5,848,713.60 × 2,304,489.12 - Step 4: Simplify right side
4,238,227.80x = 13,478,296,857,196.03 - Step 5: Solve for x
x = 13,478,296,857,196.03/4,238,227.80 - Step 6: Final answer
x = 3,180,172.82
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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.