Finding the Fourth Proportional to 2,675,163.02, 3,691,678.41 and 1,628,205.80
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Solution
The fourth proportional to 2,675,163.02, 3,691,678.41 and 1,628,205.80 is: 2,246,895.66
Step by Step Solution
- Step 1: Write the proportion equation
2,675,163.02 : 3,691,678.41 = 1,628,205.80 : x - Step 2: Convert to fraction form
2,675,163.02/3,691,678.41 = 1,628,205.80/x - Step 3: Cross multiply
2,675,163.02x = 3,691,678.41 × 1,628,205.80 - Step 4: Simplify right side
2,675,163.02x = 6,010,812,180,438.39 - Step 5: Solve for x
x = 6,010,812,180,438.39/2,675,163.02 - Step 6: Final answer
x = 2,246,895.66
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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.