Finding the Fourth Proportional to 4,068,198.24, 5,614,095.60 and 2,257,357.92
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Solution
The fourth proportional to 4,068,198.24, 5,614,095.60 and 2,257,357.92 is: 3,115,143.96
Step by Step Solution
- Step 1: Write the proportion equation
4,068,198.24 : 5,614,095.60 = 2,257,357.92 : x - Step 2: Convert to fraction form
4,068,198.24/5,614,095.60 = 2,257,357.92/x - Step 3: Cross multiply
4,068,198.24x = 5,614,095.60 × 2,257,357.92 - Step 4: Simplify right side
4,068,198.24x = 12,673,023,166,297.15 - Step 5: Solve for x
x = 12,673,023,166,297.15/4,068,198.24 - Step 6: Final answer
x = 3,115,143.96
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1.5x scale
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.