Finding the Fourth Proportional to 4,821,635.68, 7,232,453.52 and 2,289,614.56
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Solution
The fourth proportional to 4,821,635.68, 7,232,453.52 and 2,289,614.56 is: 3,434,421.84
Step by Step Solution
- Step 1: Write the proportion equation
4,821,635.68 : 7,232,453.52 = 2,289,614.56 : x - Step 2: Convert to fraction form
4,821,635.68/7,232,453.52 = 2,289,614.56/x - Step 3: Cross multiply
4,821,635.68x = 7,232,453.52 × 2,289,614.56 - Step 4: Simplify right side
4,821,635.68x = 16,559,530,883,915.25 - Step 5: Solve for x
x = 16,559,530,883,915.25/4,821,635.68 - Step 6: Final answer
x = 3,434,421.84
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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.