Finding the Fourth Proportional to 3,883,777.62, 5,825,455.07 and 1,188,102.84
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Solution
The fourth proportional to 3,883,777.62, 5,825,455.07 and 1,188,102.84 is: 1,782,089.60
Step by Step Solution
- Step 1: Write the proportion equation
3,883,777.62 : 5,825,455.07 = 1,188,102.84 : x - Step 2: Convert to fraction form
3,883,777.62/5,825,455.07 = 1,188,102.84/x - Step 3: Cross multiply
3,883,777.62x = 5,825,455.07 × 1,188,102.84 - Step 4: Simplify right side
3,883,777.62x = 6,921,239,707,018.89 - Step 5: Solve for x
x = 6,921,239,707,018.89/3,883,777.62 - Step 6: Final answer
x = 1,782,089.60
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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.