Finding the Fourth Proportional to 4,771,608.75, 6,584,769.05 and 2,837,826.90
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Solution
The fourth proportional to 4,771,608.75, 6,584,769.05 and 2,837,826.90 is: 3,916,170.77
Step by Step Solution
- Step 1: Write the proportion equation
4,771,608.75 : 6,584,769.05 = 2,837,826.90 : x - Step 2: Convert to fraction form
4,771,608.75/6,584,769.05 = 2,837,826.90/x - Step 3: Cross multiply
4,771,608.75x = 6,584,769.05 × 2,837,826.90 - Step 4: Simplify right side
4,771,608.75x = 18,686,434,726,188.31 - Step 5: Solve for x
x = 18,686,434,726,188.31/4,771,608.75 - Step 6: Final answer
x = 3,916,170.77
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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.