Finding the Fourth Proportional to 3,261,104.80, 4,889,907.60 and 1,365,704.80
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Solution
The fourth proportional to 3,261,104.80, 4,889,907.60 and 1,365,704.80 is: 2,047,824.49
Step by Step Solution
- Step 1: Write the proportion equation
3,261,104.80 : 4,889,907.60 = 1,365,704.80 : x - Step 2: Convert to fraction form
3,261,104.80/4,889,907.60 = 1,365,704.80/x - Step 3: Cross multiply
3,261,104.80x = 4,889,907.60 × 1,365,704.80 - Step 4: Simplify right side
3,261,104.80x = 6,678,170,280,876.48 - Step 5: Solve for x
x = 6,678,170,280,876.48/3,261,104.80 - Step 6: Final answer
x = 2,047,824.49
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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.