Finding the Fourth Proportional to 3,609,536.96, 5,414,106.18 and 1,213,134.14
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Solution
The fourth proportional to 3,609,536.96, 5,414,106.18 and 1,213,134.14 is: 1,819,634.24
Step by Step Solution
- Step 1: Write the proportion equation
3,609,536.96 : 5,414,106.18 = 1,213,134.14 : x - Step 2: Convert to fraction form
3,609,536.96/5,414,106.18 = 1,213,134.14/x - Step 3: Cross multiply
3,609,536.96x = 5,414,106.18 × 1,213,134.14 - Step 4: Simplify right side
3,609,536.96x = 6,568,037,062,627.50 - Step 5: Solve for x
x = 6,568,037,062,627.50/3,609,536.96 - Step 6: Final answer
x = 1,819,634.24
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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.