Finding the Fourth Proportional to 5,454,251.48, 8,183,787.15 and 2,859,936.69
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Solution
The fourth proportional to 5,454,251.48, 8,183,787.15 and 2,859,936.69 is: 4,291,168.69
Step by Step Solution
- Step 1: Write the proportion equation
5,454,251.48 : 8,183,787.15 = 2,859,936.69 : x - Step 2: Convert to fraction form
5,454,251.48/8,183,787.15 = 2,859,936.69/x - Step 3: Cross multiply
5,454,251.48x = 8,183,787.15 × 2,859,936.69 - Step 4: Simplify right side
5,454,251.48x = 23,405,113,133,435.54 - Step 5: Solve for x
x = 23,405,113,133,435.54/5,454,251.48 - Step 6: Final answer
x = 4,291,168.69
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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.