Finding the Fourth Proportional to 3,561,675.77, 5,349,662.18 and 2,125,161.98
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Solution
The fourth proportional to 3,561,675.77, 5,349,662.18 and 2,125,161.98 is: 3,192,008.31
Step by Step Solution
- Step 1: Write the proportion equation
3,561,675.77 : 5,349,662.18 = 2,125,161.98 : x - Step 2: Convert to fraction form
3,561,675.77/5,349,662.18 = 2,125,161.98/x - Step 3: Cross multiply
3,561,675.77x = 5,349,662.18 × 2,125,161.98 - Step 4: Simplify right side
3,561,675.77x = 11,368,898,633,405.79 - Step 5: Solve for x
x = 11,368,898,633,405.79/3,561,675.77 - Step 6: Final answer
x = 3,192,008.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.