Finding the Fourth Proportional to 3,811,985.97, 5,260,540.66 and 2,093,106.49
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Solution
The fourth proportional to 3,811,985.97, 5,260,540.66 and 2,093,106.49 is: 2,888,486.96
Step by Step Solution
- Step 1: Write the proportion equation
3,811,985.97 : 5,260,540.66 = 2,093,106.49 : x - Step 2: Convert to fraction form
3,811,985.97/5,260,540.66 = 2,093,106.49/x - Step 3: Cross multiply
3,811,985.97x = 5,260,540.66 × 2,093,106.49 - Step 4: Simplify right side
3,811,985.97x = 11,010,871,759,586.65 - Step 5: Solve for x
x = 11,010,871,759,586.65/3,811,985.97 - Step 6: Final answer
x = 2,888,486.96
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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.