Finding the Fourth Proportional to 3,842,821.44, 5,764,232.16 and 1,002,908.99
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Solution
The fourth proportional to 3,842,821.44, 5,764,232.16 and 1,002,908.99 is: 1,504,363.49
Step by Step Solution
- Step 1: Write the proportion equation
3,842,821.44 : 5,764,232.16 = 1,002,908.99 : x - Step 2: Convert to fraction form
3,842,821.44/5,764,232.16 = 1,002,908.99/x - Step 3: Cross multiply
3,842,821.44x = 5,764,232.16 × 1,002,908.99 - Step 4: Simplify right side
3,842,821.44x = 5,781,000,268,121.70 - Step 5: Solve for x
x = 5,781,000,268,121.70/3,842,821.44 - Step 6: Final answer
x = 1,504,363.49
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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.