Finding the Fourth Proportional to 2,904,608.20, 4,356,912.30 and 2,442,713.80
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Solution
The fourth proportional to 2,904,608.20, 4,356,912.30 and 2,442,713.80 is: 3,664,070.70
Step by Step Solution
- Step 1: Write the proportion equation
2,904,608.20 : 4,356,912.30 = 2,442,713.80 : x - Step 2: Convert to fraction form
2,904,608.20/4,356,912.30 = 2,442,713.80/x - Step 3: Cross multiply
2,904,608.20x = 4,356,912.30 × 2,442,713.80 - Step 4: Simplify right side
2,904,608.20x = 10,642,689,800,599.74 - Step 5: Solve for x
x = 10,642,689,800,599.74/2,904,608.20 - Step 6: Final answer
x = 3,664,070.70
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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.