Finding the Fourth Proportional to 3,860,462.01, 5,786,926.87 and 1,838,162.73
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Solution
The fourth proportional to 3,860,462.01, 5,786,926.87 and 1,838,162.73 is: 2,755,450.84
Step by Step Solution
- Step 1: Write the proportion equation
3,860,462.01 : 5,786,926.87 = 1,838,162.73 : x - Step 2: Convert to fraction form
3,860,462.01/5,786,926.87 = 1,838,162.73/x - Step 3: Cross multiply
3,860,462.01x = 5,786,926.87 × 1,838,162.73 - Step 4: Simplify right side
3,860,462.01x = 10,637,313,255,544.11 - Step 5: Solve for x
x = 10,637,313,255,544.11/3,860,462.01 - Step 6: Final answer
x = 2,755,450.84
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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.