Finding the Fourth Proportional to 3,964,107.44, 5,471,235.16 and 2,585,056.96
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Solution
The fourth proportional to 3,964,107.44, 5,471,235.16 and 2,585,056.96 is: 3,567,878.71
Step by Step Solution
- Step 1: Write the proportion equation
3,964,107.44 : 5,471,235.16 = 2,585,056.96 : x - Step 2: Convert to fraction form
3,964,107.44/5,471,235.16 = 2,585,056.96/x - Step 3: Cross multiply
3,964,107.44x = 5,471,235.16 × 2,585,056.96 - Step 4: Simplify right side
3,964,107.44x = 14,143,454,530,531.12 - Step 5: Solve for x
x = 14,143,454,530,531.12/3,964,107.44 - Step 6: Final answer
x = 3,567,878.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.