Finding the Fourth Proportional to 4,239,596.98, 5,850,717.92 and 2,305,870.72
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Solution
The fourth proportional to 4,239,596.98, 5,850,717.92 and 2,305,870.72 is: 3,182,141.88
Step by Step Solution
- Step 1: Write the proportion equation
4,239,596.98 : 5,850,717.92 = 2,305,870.72 : x - Step 2: Convert to fraction form
4,239,596.98/5,850,717.92 = 2,305,870.72/x - Step 3: Cross multiply
4,239,596.98x = 5,850,717.92 × 2,305,870.72 - Step 4: Simplify right side
4,239,596.98x = 13,490,999,125,198.17 - Step 5: Solve for x
x = 13,490,999,125,198.17/4,239,596.98 - Step 6: Final answer
x = 3,182,141.88
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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.