Finding the Fourth Proportional to 3,660,725.99, 5,052,045.04 and 2,029,202.12
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Solution
The fourth proportional to 3,660,725.99, 5,052,045.04 and 2,029,202.12 is: 2,800,433.72
Step by Step Solution
- Step 1: Write the proportion equation
3,660,725.99 : 5,052,045.04 = 2,029,202.12 : x - Step 2: Convert to fraction form
3,660,725.99/5,052,045.04 = 2,029,202.12/x - Step 3: Cross multiply
3,660,725.99x = 5,052,045.04 × 2,029,202.12 - Step 4: Simplify right side
3,660,725.99x = 10,251,620,505,503.49 - Step 5: Solve for x
x = 10,251,620,505,503.49/3,660,725.99 - Step 6: Final answer
x = 2,800,433.72
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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.