Finding the Fourth Proportional to 2,485,707.05, 3,728,562.67 and 1,188,554.24
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Solution
The fourth proportional to 2,485,707.05, 3,728,562.67 and 1,188,554.24 is: 1,782,832.35
Step by Step Solution
- Step 1: Write the proportion equation
2,485,707.05 : 3,728,562.67 = 1,188,554.24 : x - Step 2: Convert to fraction form
2,485,707.05/3,728,562.67 = 1,188,554.24/x - Step 3: Cross multiply
2,485,707.05x = 3,728,562.67 × 1,188,554.24 - Step 4: Simplify right side
2,485,707.05x = 4,431,598,951,891.41 - Step 5: Solve for x
x = 4,431,598,951,891.41/2,485,707.05 - Step 6: Final answer
x = 1,782,832.35
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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.