Finding the Fourth Proportional to 1,648,249.51, 2,473,217.33 and 784,660.19
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Solution
The fourth proportional to 1,648,249.51, 2,473,217.33 and 784,660.19 is: 1,177,391.63
Step by Step Solution
- Step 1: Write the proportion equation
1,648,249.51 : 2,473,217.33 = 784,660.19 : x - Step 2: Convert to fraction form
1,648,249.51/2,473,217.33 = 784,660.19/x - Step 3: Cross multiply
1,648,249.51x = 2,473,217.33 × 784,660.19 - Step 4: Simplify right side
1,648,249.51x = 1,940,635,180,634.03 - Step 5: Solve for x
x = 1,940,635,180,634.03/1,648,249.51 - Step 6: Final answer
x = 1,177,391.63
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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.