Finding the Fourth Proportional to 3,609,149.87, 5,412,106.44 and 2,150,884.95
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Solution
The fourth proportional to 3,609,149.87, 5,412,106.44 and 2,150,884.95 is: 3,225,362.95
Step by Step Solution
- Step 1: Write the proportion equation
3,609,149.87 : 5,412,106.44 = 2,150,884.95 : x - Step 2: Convert to fraction form
3,609,149.87/5,412,106.44 = 2,150,884.95/x - Step 3: Cross multiply
3,609,149.87x = 5,412,106.44 × 2,150,884.95 - Step 4: Simplify right side
3,609,149.87x = 11,640,818,289,594.08 - Step 5: Solve for x
x = 11,640,818,289,594.08/3,609,149.87 - Step 6: Final answer
x = 3,225,362.95
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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.