Finding the Fourth Proportional to 1,512,197, 2,268,715.88 and 659,343.20
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Solution
The fourth proportional to 1,512,197, 2,268,715.88 and 659,343.20 is: 989,198.09
Step by Step Solution
- Step 1: Write the proportion equation
1,512,197 : 2,268,715.88 = 659,343.20 : x - Step 2: Convert to fraction form
1,512,197/2,268,715.88 = 659,343.20/x - Step 3: Cross multiply
1,512,197x = 2,268,715.88 × 659,343.20 - Step 4: Simplify right side
1,512,197x = 1,495,862,388,210.02 - Step 5: Solve for x
x = 1,495,862,388,210.02/1,512,197 - Step 6: Final answer
x = 989,198.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.