Finding the Fourth Proportional to 2,731,251.99, 3,769,507.23 and 1,524,105.75
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Solution
The fourth proportional to 2,731,251.99, 3,769,507.23 and 1,524,105.75 is: 2,103,477.70
Step by Step Solution
- Step 1: Write the proportion equation
2,731,251.99 : 3,769,507.23 = 1,524,105.75 : x - Step 2: Convert to fraction form
2,731,251.99/3,769,507.23 = 1,524,105.75/x - Step 3: Cross multiply
2,731,251.99x = 3,769,507.23 × 1,524,105.75 - Step 4: Simplify right side
2,731,251.99x = 5,745,127,643,909.57 - Step 5: Solve for x
x = 5,745,127,643,909.57/2,731,251.99 - Step 6: Final answer
x = 2,103,477.70
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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.