Finding the Fourth Proportional to 5,204,950.70, 7,183,056.45 and 2,881,843.26
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Solution
The fourth proportional to 5,204,950.70, 7,183,056.45 and 2,881,843.26 is: 3,977,067.99
Step by Step Solution
- Step 1: Write the proportion equation
5,204,950.70 : 7,183,056.45 = 2,881,843.26 : x - Step 2: Convert to fraction form
5,204,950.70/7,183,056.45 = 2,881,843.26/x - Step 3: Cross multiply
5,204,950.70x = 7,183,056.45 × 2,881,843.26 - Step 4: Simplify right side
5,204,950.70x = 20,700,442,816,632.03 - Step 5: Solve for x
x = 20,700,442,816,632.03/5,204,950.70 - Step 6: Final answer
x = 3,977,067.99
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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.