Finding the Fourth Proportional to 3,687,625.80, 5,531,438.70 and 2,093,302.80
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Solution
The fourth proportional to 3,687,625.80, 5,531,438.70 and 2,093,302.80 is: 3,139,954.20
Step by Step Solution
- Step 1: Write the proportion equation
3,687,625.80 : 5,531,438.70 = 2,093,302.80 : x - Step 2: Convert to fraction form
3,687,625.80/5,531,438.70 = 2,093,302.80/x - Step 3: Cross multiply
3,687,625.80x = 5,531,438.70 × 2,093,302.80 - Step 4: Simplify right side
3,687,625.80x = 11,578,976,118,738.36 - Step 5: Solve for x
x = 11,578,976,118,738.36/3,687,625.80 - Step 6: Final answer
x = 3,139,954.20
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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.