Finding the Fourth Proportional to 3,956,393.34, 5,933,759.64 and 1,115,841.21
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Solution
The fourth proportional to 3,956,393.34, 5,933,759.64 and 1,115,841.21 is: 1,673,527.62
Step by Step Solution
- Step 1: Write the proportion equation
3,956,393.34 : 5,933,759.64 = 1,115,841.21 : x - Step 2: Convert to fraction form
3,956,393.34/5,933,759.64 = 1,115,841.21/x - Step 3: Cross multiply
3,956,393.34x = 5,933,759.64 × 1,115,841.21 - Step 4: Simplify right side
3,956,393.34x = 6,621,133,536,546.76 - Step 5: Solve for x
x = 6,621,133,536,546.76/3,956,393.34 - Step 6: Final answer
x = 1,673,527.62
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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.