Finding the Fourth Proportional to 1,408,514.19, 1,943,793.58 and 796,654.97
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Solution
The fourth proportional to 1,408,514.19, 1,943,793.58 and 796,654.97 is: 1,099,408.74
Step by Step Solution
- Step 1: Write the proportion equation
1,408,514.19 : 1,943,793.58 = 796,654.97 : x - Step 2: Convert to fraction form
1,408,514.19/1,943,793.58 = 796,654.97/x - Step 3: Cross multiply
1,408,514.19x = 1,943,793.58 × 796,654.97 - Step 4: Simplify right side
1,408,514.19x = 1,548,532,816,161.09 - Step 5: Solve for x
x = 1,548,532,816,161.09/1,408,514.19 - Step 6: Final answer
x = 1,099,408.74
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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.