Finding the Fourth Proportional to 3,649,462.36, 5,036,168.58 and 2,017,826.68
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Solution
The fourth proportional to 3,649,462.36, 5,036,168.58 and 2,017,826.68 is: 2,784,551.35
Step by Step Solution
- Step 1: Write the proportion equation
3,649,462.36 : 5,036,168.58 = 2,017,826.68 : x - Step 2: Convert to fraction form
3,649,462.36/5,036,168.58 = 2,017,826.68/x - Step 3: Cross multiply
3,649,462.36x = 5,036,168.58 × 2,017,826.68 - Step 4: Simplify right side
3,649,462.36x = 10,162,115,325,701.71 - Step 5: Solve for x
x = 10,162,115,325,701.71/3,649,462.36 - Step 6: Final answer
x = 2,784,551.35
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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.