Finding the Fourth Proportional to 1,996,491.70, 2,994,737.55 and 933,609.70
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Solution
The fourth proportional to 1,996,491.70, 2,994,737.55 and 933,609.70 is: 1,400,414.55
Step by Step Solution
- Step 1: Write the proportion equation
1,996,491.70 : 2,994,737.55 = 933,609.70 : x - Step 2: Convert to fraction form
1,996,491.70/2,994,737.55 = 933,609.70/x - Step 3: Cross multiply
1,996,491.70x = 2,994,737.55 × 933,609.70 - Step 4: Simplify right side
1,996,491.70x = 2,795,916,025,634.24 - Step 5: Solve for x
x = 2,795,916,025,634.24/1,996,491.70 - Step 6: Final answer
x = 1,400,414.55
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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.