Finding the Fourth Proportional to 2,823,658.82, 3,896,243.48 and 1,661,414.12
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Solution
The fourth proportional to 2,823,658.82, 3,896,243.48 and 1,661,414.12 is: 2,292,512.78
Step by Step Solution
- Step 1: Write the proportion equation
2,823,658.82 : 3,896,243.48 = 1,661,414.12 : x - Step 2: Convert to fraction form
2,823,658.82/3,896,243.48 = 1,661,414.12/x - Step 3: Cross multiply
2,823,658.82x = 3,896,243.48 × 1,661,414.12 - Step 4: Simplify right side
2,823,658.82x = 6,473,273,932,629.94 - Step 5: Solve for x
x = 6,473,273,932,629.94/2,823,658.82 - Step 6: Final answer
x = 2,292,512.78
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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.