Finding the Fourth Proportional to 3,351,838.92, 5,028,545.58 and 1,107,976.84
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Solution
The fourth proportional to 3,351,838.92, 5,028,545.58 and 1,107,976.84 is: 1,662,225.48
Step by Step Solution
- Step 1: Write the proportion equation
3,351,838.92 : 5,028,545.58 = 1,107,976.84 : x - Step 2: Convert to fraction form
3,351,838.92/5,028,545.58 = 1,107,976.84/x - Step 3: Cross multiply
3,351,838.92x = 5,028,545.58 × 1,107,976.84 - Step 4: Simplify right side
3,351,838.92x = 5,571,512,041,524.37 - Step 5: Solve for x
x = 5,571,512,041,524.37/3,351,838.92 - Step 6: Final answer
x = 1,662,225.48
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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.