Finding the Fourth Proportional to 3,811,525.74, 5,259,915.82 and 2,092,757.58
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Solution
The fourth proportional to 3,811,525.74, 5,259,915.82 and 2,092,757.58 is: 2,888,011.12
Step by Step Solution
- Step 1: Write the proportion equation
3,811,525.74 : 5,259,915.82 = 2,092,757.58 : x - Step 2: Convert to fraction form
3,811,525.74/5,259,915.82 = 2,092,757.58/x - Step 3: Cross multiply
3,811,525.74x = 5,259,915.82 × 2,092,757.58 - Step 4: Simplify right side
3,811,525.74x = 11,007,728,702,466.92 - Step 5: Solve for x
x = 11,007,728,702,466.92/3,811,525.74 - Step 6: Final answer
x = 2,888,011.12
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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.