Finding the Fourth Proportional to 2,828,194.01, 3,904,860.36 and 2,647,504.07
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Solution
The fourth proportional to 2,828,194.01, 3,904,860.36 and 2,647,504.07 is: 3,655,383.50
Step by Step Solution
- Step 1: Write the proportion equation
2,828,194.01 : 3,904,860.36 = 2,647,504.07 : x - Step 2: Convert to fraction form
2,828,194.01/3,904,860.36 = 2,647,504.07/x - Step 3: Cross multiply
2,828,194.01x = 3,904,860.36 × 2,647,504.07 - Step 4: Simplify right side
2,828,194.01x = 10,338,133,715,571.96 - Step 5: Solve for x
x = 10,338,133,715,571.96/2,828,194.01 - Step 6: Final answer
x = 3,655,383.50
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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.