Finding the Fourth Proportional to 4,098,604.80, 6,147,907.20 and 1,968,175.20
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Solution
The fourth proportional to 4,098,604.80, 6,147,907.20 and 1,968,175.20 is: 2,952,262.80
Step by Step Solution
- Step 1: Write the proportion equation
4,098,604.80 : 6,147,907.20 = 1,968,175.20 : x - Step 2: Convert to fraction form
4,098,604.80/6,147,907.20 = 1,968,175.20/x - Step 3: Cross multiply
4,098,604.80x = 6,147,907.20 × 1,968,175.20 - Step 4: Simplify right side
4,098,604.80x = 12,100,158,482,941.44 - Step 5: Solve for x
x = 12,100,158,482,941.44/4,098,604.80 - Step 6: Final answer
x = 2,952,262.80
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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.