Finding the Fourth Proportional to 2,133,851.87, 3,197,505.50 and 1,449,867.62
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Solution
The fourth proportional to 2,133,851.87, 3,197,505.50 and 1,449,867.62 is: 2,172,578.02
Step by Step Solution
- Step 1: Write the proportion equation
2,133,851.87 : 3,197,505.50 = 1,449,867.62 : x - Step 2: Convert to fraction form
2,133,851.87/3,197,505.50 = 1,449,867.62/x - Step 3: Cross multiply
2,133,851.87x = 3,197,505.50 × 1,449,867.62 - Step 4: Simplify right side
2,133,851.87x = 4,635,959,665,985.05 - Step 5: Solve for x
x = 4,635,959,665,985.05/2,133,851.87 - Step 6: Final answer
x = 2,172,578.02
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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.