Finding the Fourth Proportional to 4,089,015.99, 5,642,880.66 and 2,253,541.41
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Solution
The fourth proportional to 4,089,015.99, 5,642,880.66 and 2,253,541.41 is: 3,109,908.42
Step by Step Solution
- Step 1: Write the proportion equation
4,089,015.99 : 5,642,880.66 = 2,253,541.41 : x - Step 2: Convert to fraction form
4,089,015.99/5,642,880.66 = 2,253,541.41/x - Step 3: Cross multiply
4,089,015.99x = 5,642,880.66 × 2,253,541.41 - Step 4: Simplify right side
4,089,015.99x = 12,716,465,238,998.13 - Step 5: Solve for x
x = 12,716,465,238,998.13/4,089,015.99 - Step 6: Final answer
x = 3,109,908.42
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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.