Finding the Fourth Proportional to 4,237,985.08, 5,848,378.31 and 2,304,245.66
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Solution
The fourth proportional to 4,237,985.08, 5,848,378.31 and 2,304,245.66 is: 3,179,836.66
Step by Step Solution
- Step 1: Write the proportion equation
4,237,985.08 : 5,848,378.31 = 2,304,245.66 : x - Step 2: Convert to fraction form
4,237,985.08/5,848,378.31 = 2,304,245.66/x - Step 3: Cross multiply
4,237,985.08x = 5,848,378.31 × 2,304,245.66 - Step 4: Simplify right side
4,237,985.08x = 13,476,100,343,098.27 - Step 5: Solve for x
x = 13,476,100,343,098.27/4,237,985.08 - Step 6: Final answer
x = 3,179,836.66
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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.