Finding the Fourth Proportional to 4,435,057.88, 6,119,922.84 and 3,274,121.60
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Solution
The fourth proportional to 4,435,057.88, 6,119,922.84 and 3,274,121.60 is: 4,517,950.41
Step by Step Solution
- Step 1: Write the proportion equation
4,435,057.88 : 6,119,922.84 = 3,274,121.60 : x - Step 2: Convert to fraction form
4,435,057.88/6,119,922.84 = 3,274,121.60/x - Step 3: Cross multiply
4,435,057.88x = 6,119,922.84 × 3,274,121.60 - Step 4: Simplify right side
4,435,057.88x = 20,037,371,560,777.34 - Step 5: Solve for x
x = 20,037,371,560,777.34/4,435,057.88 - Step 6: Final answer
x = 4,517,950.41
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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.