Finding the Fourth Proportional to 5,022,482.64, 7,532,916.84 and 1,378,361.09
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Solution
The fourth proportional to 5,022,482.64, 7,532,916.84 and 1,378,361.09 is: 2,067,320.12
Step by Step Solution
- Step 1: Write the proportion equation
5,022,482.64 : 7,532,916.84 = 1,378,361.09 : x - Step 2: Convert to fraction form
5,022,482.64/7,532,916.84 = 1,378,361.09/x - Step 3: Cross multiply
5,022,482.64x = 7,532,916.84 × 1,378,361.09 - Step 4: Simplify right side
5,022,482.64x = 10,383,079,428,797.17 - Step 5: Solve for x
x = 10,383,079,428,797.17/5,022,482.64 - Step 6: Final answer
x = 2,067,320.12
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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.