Finding the Fourth Proportional to 4,512,912.29, 6,227,782.10 and 2,447,922.69
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Solution
The fourth proportional to 4,512,912.29, 6,227,782.10 and 2,447,922.69 is: 3,378,113.32
Step by Step Solution
- Step 1: Write the proportion equation
4,512,912.29 : 6,227,782.10 = 2,447,922.69 : x - Step 2: Convert to fraction form
4,512,912.29/6,227,782.10 = 2,447,922.69/x - Step 3: Cross multiply
4,512,912.29x = 6,227,782.10 × 2,447,922.69 - Step 4: Simplify right side
4,512,912.29x = 15,245,129,107,905.95 - Step 5: Solve for x
x = 15,245,129,107,905.95/4,512,912.29 - Step 6: Final answer
x = 3,378,113.32
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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.