Finding the Fourth Proportional to 2,198,414.20, 3,297,511.95 and 1,133,563.90
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Solution
The fourth proportional to 2,198,414.20, 3,297,511.95 and 1,133,563.90 is: 1,700,289.47
Step by Step Solution
- Step 1: Write the proportion equation
2,198,414.20 : 3,297,511.95 = 1,133,563.90 : x - Step 2: Convert to fraction form
2,198,414.20/3,297,511.95 = 1,133,563.90/x - Step 3: Cross multiply
2,198,414.20x = 3,297,511.95 × 1,133,563.90 - Step 4: Simplify right side
2,198,414.20x = 3,737,940,506,338.61 - Step 5: Solve for x
x = 3,737,940,506,338.61/2,198,414.20 - Step 6: Final answer
x = 1,700,289.47
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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.