Finding the Fourth Proportional to 5,162,680.96, 7,744,035.98 and 1,568,477.68
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Solution
The fourth proportional to 5,162,680.96, 7,744,035.98 and 1,568,477.68 is: 2,352,720.94
Step by Step Solution
- Step 1: Write the proportion equation
5,162,680.96 : 7,744,035.98 = 1,568,477.68 : x - Step 2: Convert to fraction form
5,162,680.96/7,744,035.98 = 1,568,477.68/x - Step 3: Cross multiply
5,162,680.96x = 7,744,035.98 × 1,568,477.68 - Step 4: Simplify right side
5,162,680.96x = 12,146,347,587,746.93 - Step 5: Solve for x
x = 12,146,347,587,746.93/5,162,680.96 - Step 6: Final answer
x = 2,352,720.94
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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.