Finding the Fourth Proportional to 3,844,018.21, 5,304,855.84 and 2,125,249.44
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Solution
The fourth proportional to 3,844,018.21, 5,304,855.84 and 2,125,249.44 is: 2,932,905.44
Step by Step Solution
- Step 1: Write the proportion equation
3,844,018.21 : 5,304,855.84 = 2,125,249.44 : x - Step 2: Convert to fraction form
3,844,018.21/5,304,855.84 = 2,125,249.44/x - Step 3: Cross multiply
3,844,018.21x = 5,304,855.84 × 2,125,249.44 - Step 4: Simplify right side
3,844,018.21x = 11,274,141,893,294.12 - Step 5: Solve for x
x = 11,274,141,893,294.12/3,844,018.21 - Step 6: Final answer
x = 2,932,905.44
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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.