Finding the Fourth Proportional to 4,003,416.20, 5,524,725.48 and 2,167,896.08
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Solution
The fourth proportional to 4,003,416.20, 5,524,725.48 and 2,167,896.08 is: 2,991,702.61
Step by Step Solution
- Step 1: Write the proportion equation
4,003,416.20 : 5,524,725.48 = 2,167,896.08 : x - Step 2: Convert to fraction form
4,003,416.20/5,524,725.48 = 2,167,896.08/x - Step 3: Cross multiply
4,003,416.20x = 5,524,725.48 × 2,167,896.08 - Step 4: Simplify right side
4,003,416.20x = 11,977,030,711,168.12 - Step 5: Solve for x
x = 11,977,030,711,168.12/4,003,416.20 - Step 6: Final answer
x = 2,991,702.61
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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.