Finding the Fourth Proportional to 2,414,911.70, 3,622,367.55 and 1,087,807.70
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Solution
The fourth proportional to 2,414,911.70, 3,622,367.55 and 1,087,807.70 is: 1,631,711.55
Step by Step Solution
- Step 1: Write the proportion equation
2,414,911.70 : 3,622,367.55 = 1,087,807.70 : x - Step 2: Convert to fraction form
2,414,911.70/3,622,367.55 = 1,087,807.70/x - Step 3: Cross multiply
2,414,911.70x = 3,622,367.55 × 1,087,807.70 - Step 4: Simplify right side
2,414,911.70x = 3,940,439,313,120.14 - Step 5: Solve for x
x = 3,940,439,313,120.14/2,414,911.70 - Step 6: Final answer
x = 1,631,711.55
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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.