Finding the Fourth Proportional to 4,410,481.92, 6,614,528.13 and 1,214,848.05
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Solution
The fourth proportional to 4,410,481.92, 6,614,528.13 and 1,214,848.05 is: 1,821,942.99
Step by Step Solution
- Step 1: Write the proportion equation
4,410,481.92 : 6,614,528.13 = 1,214,848.05 : x - Step 2: Convert to fraction form
4,410,481.92/6,614,528.13 = 1,214,848.05/x - Step 3: Cross multiply
4,410,481.92x = 6,614,528.13 × 1,214,848.05 - Step 4: Simplify right side
4,410,481.92x = 8,035,646,600,400.65 - Step 5: Solve for x
x = 8,035,646,600,400.65/4,410,481.92 - Step 6: Final answer
x = 1,821,942.99
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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.