Finding the Fourth Proportional to 4,162,874.91, 6,244,740.57 and 1,571,362.56
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Solution
The fourth proportional to 4,162,874.91, 6,244,740.57 and 1,571,362.56 is: 2,357,205.47
Step by Step Solution
- Step 1: Write the proportion equation
4,162,874.91 : 6,244,740.57 = 1,571,362.56 : x - Step 2: Convert to fraction form
4,162,874.91/6,244,740.57 = 1,571,362.56/x - Step 3: Cross multiply
4,162,874.91x = 6,244,740.57 × 1,571,362.56 - Step 4: Simplify right side
4,162,874.91x = 9,812,751,528,611.06 - Step 5: Solve for x
x = 9,812,751,528,611.06/4,162,874.91 - Step 6: Final answer
x = 2,357,205.47
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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.