Finding the Fourth Proportional to 3,044,806.53, 4,201,836.29 and 1,649,371.38
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Solution
The fourth proportional to 3,044,806.53, 4,201,836.29 and 1,649,371.38 is: 2,276,134.28
Step by Step Solution
- Step 1: Write the proportion equation
3,044,806.53 : 4,201,836.29 = 1,649,371.38 : x - Step 2: Convert to fraction form
3,044,806.53/4,201,836.29 = 1,649,371.38/x - Step 3: Cross multiply
3,044,806.53x = 4,201,836.29 × 1,649,371.38 - Step 4: Simplify right side
3,044,806.53x = 6,930,388,520,171.38 - Step 5: Solve for x
x = 6,930,388,520,171.38/3,044,806.53 - Step 6: Final answer
x = 2,276,134.28
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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.