Finding the Fourth Proportional to 7,882,162, 11,823,243 and 1,898,530
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Solution
The fourth proportional to 7,882,162, 11,823,243 and 1,898,530 is: 2,847,795
Step by Step Solution
- Step 1: Write the proportion equation
7,882,162 : 11,823,243 = 1,898,530 : x - Step 2: Convert to fraction form
7,882,162/11,823,243 = 1,898,530/x - Step 3: Cross multiply
7,882,162x = 11,823,243 × 1,898,530 - Step 4: Simplify right side
7,882,162x = 22,446,781,532,790 - Step 5: Solve for x
x = 22,446,781,532,790/7,882,162 - Step 6: Final answer
x = 2,847,795
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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.