Finding the Fourth Proportional to 3,405,277.05, 5,107,915.57 and 3,234,997.23
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Solution
The fourth proportional to 3,405,277.05, 5,107,915.57 and 3,234,997.23 is: 4,852,495.84
Step by Step Solution
- Step 1: Write the proportion equation
3,405,277.05 : 5,107,915.57 = 3,234,997.23 : x - Step 2: Convert to fraction form
3,405,277.05/5,107,915.57 = 3,234,997.23/x - Step 3: Cross multiply
3,405,277.05x = 5,107,915.57 × 3,234,997.23 - Step 4: Simplify right side
3,405,277.05x = 16,524,092,720,023.87 - Step 5: Solve for x
x = 16,524,092,720,023.87/3,405,277.05 - Step 6: Final answer
x = 4,852,495.84
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1.5x scale
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.