Finding the Fourth Proportional to 1,306,489.93, 1,802,942.62 and 733,516.81
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Solution
The fourth proportional to 1,306,489.93, 1,802,942.62 and 733,516.81 is: 1,012,245.63
Step by Step Solution
- Step 1: Write the proportion equation
1,306,489.93 : 1,802,942.62 = 733,516.81 : x - Step 2: Convert to fraction form
1,306,489.93/1,802,942.62 = 733,516.81/x - Step 3: Cross multiply
1,306,489.93x = 1,802,942.62 × 733,516.81 - Step 4: Simplify right side
1,306,489.93x = 1,322,488,719,235.44 - Step 5: Solve for x
x = 1,322,488,719,235.44/1,306,489.93 - Step 6: Final answer
x = 1,012,245.63
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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.