Finding the Fourth Proportional to 3,882,838.70, 5,824,258.06 and 1,187,163.92
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Solution
The fourth proportional to 3,882,838.70, 5,824,258.06 and 1,187,163.92 is: 1,780,745.88
Step by Step Solution
- Step 1: Write the proportion equation
3,882,838.70 : 5,824,258.06 = 1,187,163.92 : x - Step 2: Convert to fraction form
3,882,838.70/5,824,258.06 = 1,187,163.92/x - Step 3: Cross multiply
3,882,838.70x = 5,824,258.06 × 1,187,163.92 - Step 4: Simplify right side
3,882,838.70x = 6,914,349,029,601.19 - Step 5: Solve for x
x = 6,914,349,029,601.19/3,882,838.70 - Step 6: Final answer
x = 1,780,745.88
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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.