Finding the Fourth Proportional to 4,907,786.55, 7,351,715.29 and 2,477,440.42
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Solution
The fourth proportional to 4,907,786.55, 7,351,715.29 and 2,477,440.42 is: 3,711,130.56
Step by Step Solution
- Step 1: Write the proportion equation
4,907,786.55 : 7,351,715.29 = 2,477,440.42 : x - Step 2: Convert to fraction form
4,907,786.55/7,351,715.29 = 2,477,440.42/x - Step 3: Cross multiply
4,907,786.55x = 7,351,715.29 × 2,477,440.42 - Step 4: Simplify right side
4,907,786.55x = 18,213,436,618,774.07 - Step 5: Solve for x
x = 18,213,436,618,774.07/4,907,786.55 - Step 6: Final answer
x = 3,711,130.56
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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.