Finding the Fourth Proportional to 2,714,128.05, 3,745,231.61 and 1,568,183.79
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Solution
The fourth proportional to 2,714,128.05, 3,745,231.61 and 1,568,183.79 is: 2,163,940.46
Step by Step Solution
- Step 1: Write the proportion equation
2,714,128.05 : 3,745,231.61 = 1,568,183.79 : x - Step 2: Convert to fraction form
2,714,128.05/3,745,231.61 = 1,568,183.79/x - Step 3: Cross multiply
2,714,128.05x = 3,745,231.61 × 1,568,183.79 - Step 4: Simplify right side
2,714,128.05x = 5,873,211,492,756.68 - Step 5: Solve for x
x = 5,873,211,492,756.68/2,714,128.05 - Step 6: Final answer
x = 2,163,940.46
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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.