Finding the Fourth Proportional to 3,198,886.96, 4,414,464.22 and 1,748,588.18
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Solution
The fourth proportional to 3,198,886.96, 4,414,464.22 and 1,748,588.18 is: 2,413,051.81
Step by Step Solution
- Step 1: Write the proportion equation
3,198,886.96 : 4,414,464.22 = 1,748,588.18 : x - Step 2: Convert to fraction form
3,198,886.96/4,414,464.22 = 1,748,588.18/x - Step 3: Cross multiply
3,198,886.96x = 4,414,464.22 × 1,748,588.18 - Step 4: Simplify right side
3,198,886.96x = 7,719,079,956,124.92 - Step 5: Solve for x
x = 7,719,079,956,124.92/3,198,886.96 - Step 6: Final answer
x = 2,413,051.81
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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.