Finding the Fourth Proportional to 3,896,179.37, 5,376,734.81 and 2,177,299.88
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Solution
The fourth proportional to 3,896,179.37, 5,376,734.81 and 2,177,299.88 is: 3,004,677.90
Step by Step Solution
- Step 1: Write the proportion equation
3,896,179.37 : 5,376,734.81 = 2,177,299.88 : x - Step 2: Convert to fraction form
3,896,179.37/5,376,734.81 = 2,177,299.88/x - Step 3: Cross multiply
3,896,179.37x = 5,376,734.81 × 2,177,299.88 - Step 4: Simplify right side
3,896,179.37x = 11,706,764,018,834.65 - Step 5: Solve for x
x = 11,706,764,018,834.65/3,896,179.37 - Step 6: Final answer
x = 3,004,677.90
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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.