Finding the Fourth Proportional to 2,524,678.92, 3,484,069.74 and 1,378,759.23
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Solution
The fourth proportional to 2,524,678.92, 3,484,069.74 and 1,378,759.23 is: 1,902,694.74
Step by Step Solution
- Step 1: Write the proportion equation
2,524,678.92 : 3,484,069.74 = 1,378,759.23 : x - Step 2: Convert to fraction form
2,524,678.92/3,484,069.74 = 1,378,759.23/x - Step 3: Cross multiply
2,524,678.92x = 3,484,069.74 × 1,378,759.23 - Step 4: Simplify right side
2,524,678.92x = 4,803,693,311,988.70 - Step 5: Solve for x
x = 4,803,693,311,988.70/2,524,678.92 - Step 6: Final answer
x = 1,902,694.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.