Finding the Fourth Proportional to 3,674,580.52, 5,511,514.38 and 1,115,817.62
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Solution
The fourth proportional to 3,674,580.52, 5,511,514.38 and 1,115,817.62 is: 1,673,618.21
Step by Step Solution
- Step 1: Write the proportion equation
3,674,580.52 : 5,511,514.38 = 1,115,817.62 : x - Step 2: Convert to fraction form
3,674,580.52/5,511,514.38 = 1,115,817.62/x - Step 3: Cross multiply
3,674,580.52x = 5,511,514.38 × 1,115,817.62 - Step 4: Simplify right side
3,674,580.52x = 6,149,844,858,087.38 - Step 5: Solve for x
x = 6,149,844,858,087.38/3,674,580.52 - Step 6: Final answer
x = 1,673,618.21
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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.