Finding the Fourth Proportional to 2,362,286.64, 3,543,993.12 and 764,850.21
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Solution
The fourth proportional to 2,362,286.64, 3,543,993.12 and 764,850.21 is: 1,147,457.65
Step by Step Solution
- Step 1: Write the proportion equation
2,362,286.64 : 3,543,993.12 = 764,850.21 : x - Step 2: Convert to fraction form
2,362,286.64/3,543,993.12 = 764,850.21/x - Step 3: Cross multiply
2,362,286.64x = 3,543,993.12 × 764,850.21 - Step 4: Simplify right side
2,362,286.64x = 2,710,623,882,070.56 - Step 5: Solve for x
x = 2,710,623,882,070.56/2,362,286.64 - Step 6: Final answer
x = 1,147,457.65
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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.