Finding the Fourth Proportional to 2,212,764.89, 3,319,737.97 and 792,964.49
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Solution
The fourth proportional to 2,212,764.89, 3,319,737.97 and 792,964.49 is: 1,189,658.39
Step by Step Solution
- Step 1: Write the proportion equation
2,212,764.89 : 3,319,737.97 = 792,964.49 : x - Step 2: Convert to fraction form
2,212,764.89/3,319,737.97 = 792,964.49/x - Step 3: Cross multiply
2,212,764.89x = 3,319,737.97 × 792,964.49 - Step 4: Simplify right side
2,212,764.89x = 2,632,434,309,220.39 - Step 5: Solve for x
x = 2,632,434,309,220.39/2,212,764.89 - Step 6: Final answer
x = 1,189,658.39
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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.