Finding the Fourth Proportional to 3,456,714.53, 4,770,266.49 and 1,907,976.62
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Solution
The fourth proportional to 3,456,714.53, 4,770,266.49 and 1,907,976.62 is: 2,633,007.97
Step by Step Solution
- Step 1: Write the proportion equation
3,456,714.53 : 4,770,266.49 = 1,907,976.62 : x - Step 2: Convert to fraction form
3,456,714.53/4,770,266.49 = 1,907,976.62/x - Step 3: Cross multiply
3,456,714.53x = 4,770,266.49 × 1,907,976.62 - Step 4: Simplify right side
3,456,714.53x = 9,101,556,915,828.16 - Step 5: Solve for x
x = 9,101,556,915,828.16/3,456,714.53 - Step 6: Final answer
x = 2,633,007.97
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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.