Finding the Fourth Proportional to 2,561,535.46, 3,842,968.62 and 764,418.94
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Solution
The fourth proportional to 2,561,535.46, 3,842,968.62 and 764,418.94 is: 1,146,826.99
Step by Step Solution
- Step 1: Write the proportion equation
2,561,535.46 : 3,842,968.62 = 764,418.94 : x - Step 2: Convert to fraction form
2,561,535.46/3,842,968.62 = 764,418.94/x - Step 3: Cross multiply
2,561,535.46x = 3,842,968.62 × 764,418.94 - Step 4: Simplify right side
2,561,535.46x = 2,937,637,992,212.81 - Step 5: Solve for x
x = 2,937,637,992,212.81/2,561,535.46 - Step 6: Final answer
x = 1,146,826.99
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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.