Finding the Fourth Proportional to 3,351,409.99, 5,023,178.37 and 1,550,489.31
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Solution
The fourth proportional to 3,351,409.99, 5,023,178.37 and 1,550,489.31 is: 2,323,912.74
Step by Step Solution
- Step 1: Write the proportion equation
3,351,409.99 : 5,023,178.37 = 1,550,489.31 : x - Step 2: Convert to fraction form
3,351,409.99/5,023,178.37 = 1,550,489.31/x - Step 3: Cross multiply
3,351,409.99x = 5,023,178.37 × 1,550,489.31 - Step 4: Simplify right side
3,351,409.99x = 7,788,384,364,908.23 - Step 5: Solve for x
x = 7,788,384,364,908.23/3,351,409.99 - Step 6: Final answer
x = 2,323,912.74
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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.