Finding the Fourth Proportional to 4,089,018.99, 5,642,884.80 and 2,253,544.41
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Solution
The fourth proportional to 4,089,018.99, 5,642,884.80 and 2,253,544.41 is: 3,109,912.56
Step by Step Solution
- Step 1: Write the proportion equation
4,089,018.99 : 5,642,884.80 = 2,253,544.41 : x - Step 2: Convert to fraction form
4,089,018.99/5,642,884.80 = 2,253,544.41/x - Step 3: Cross multiply
4,089,018.99x = 5,642,884.80 × 2,253,544.41 - Step 4: Simplify right side
4,089,018.99x = 12,716,491,497,313.97 - Step 5: Solve for x
x = 12,716,491,497,313.97/4,089,018.99 - Step 6: Final answer
x = 3,109,912.56
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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.