Finding the Fourth Proportional to 4,237,980.52, 5,848,344.21 and 2,304,289.79
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Solution
The fourth proportional to 4,237,980.52, 5,848,344.21 and 2,304,289.79 is: 3,179,882.45
Step by Step Solution
- Step 1: Write the proportion equation
4,237,980.52 : 5,848,344.21 = 2,304,289.79 : x - Step 2: Convert to fraction form
4,237,980.52/5,848,344.21 = 2,304,289.79/x - Step 3: Cross multiply
4,237,980.52x = 5,848,344.21 × 2,304,289.79 - Step 4: Simplify right side
4,237,980.52x = 13,476,279,874,770.56 - Step 5: Solve for x
x = 13,476,279,874,770.56/4,237,980.52 - Step 6: Final answer
x = 3,179,882.45
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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.