Finding the Fourth Proportional to 2,518,035.20, 3,777,048.12 and 789,037.44
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Solution
The fourth proportional to 2,518,035.20, 3,777,048.12 and 789,037.44 is: 1,183,554.69
Step by Step Solution
- Step 1: Write the proportion equation
2,518,035.20 : 3,777,048.12 = 789,037.44 : x - Step 2: Convert to fraction form
2,518,035.20/3,777,048.12 = 789,037.44/x - Step 3: Cross multiply
2,518,035.20x = 3,777,048.12 × 789,037.44 - Step 4: Simplify right side
2,518,035.20x = 2,980,232,379,361.61 - Step 5: Solve for x
x = 2,980,232,379,361.61/2,518,035.20 - Step 6: Final answer
x = 1,183,554.69
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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.