Finding the Fourth Proportional to 2,129,034.96, 3,192,861.24 and 708,709.68
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Solution
The fourth proportional to 2,129,034.96, 3,192,861.24 and 708,709.68 is: 1,062,834.43
Step by Step Solution
- Step 1: Write the proportion equation
2,129,034.96 : 3,192,861.24 = 708,709.68 : x - Step 2: Convert to fraction form
2,129,034.96/3,192,861.24 = 708,709.68/x - Step 3: Cross multiply
2,129,034.96x = 3,192,861.24 × 708,709.68 - Step 4: Simplify right side
2,129,034.96x = 2,262,811,667,684.80 - Step 5: Solve for x
x = 2,262,811,667,684.80/2,129,034.96 - Step 6: Final answer
x = 1,062,834.43
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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.