Finding the Fourth Proportional to 3,556,992.14, 5,336,337.09 and 1,160,841.23
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Solution
The fourth proportional to 3,556,992.14, 5,336,337.09 and 1,160,841.23 is: 1,741,538.88
Step by Step Solution
- Step 1: Write the proportion equation
3,556,992.14 : 5,336,337.09 = 1,160,841.23 : x - Step 2: Convert to fraction form
3,556,992.14/5,336,337.09 = 1,160,841.23/x - Step 3: Cross multiply
3,556,992.14x = 5,336,337.09 × 1,160,841.23 - Step 4: Simplify right side
3,556,992.14x = 6,194,640,111,250.22 - Step 5: Solve for x
x = 6,194,640,111,250.22/3,556,992.14 - Step 6: Final answer
x = 1,741,538.88
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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.