Finding the Fourth Proportional to 2,203,658.81, 3,305,399.33 and 1,124,147.68
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Solution
The fourth proportional to 2,203,658.81, 3,305,399.33 and 1,124,147.68 is: 1,686,176.18
Step by Step Solution
- Step 1: Write the proportion equation
2,203,658.81 : 3,305,399.33 = 1,124,147.68 : x - Step 2: Convert to fraction form
2,203,658.81/3,305,399.33 = 1,124,147.68/x - Step 3: Cross multiply
2,203,658.81x = 3,305,399.33 × 1,124,147.68 - Step 4: Simplify right side
2,203,658.81x = 3,715,756,982,839.93 - Step 5: Solve for x
x = 3,715,756,982,839.93/2,203,658.81 - Step 6: Final answer
x = 1,686,176.18
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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.