Finding the Fourth Proportional to 1,192,550.23, 1,645,727.99 and 648,690.72
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Solution
The fourth proportional to 1,192,550.23, 1,645,727.99 and 648,690.72 is: 895,197.91
Step by Step Solution
- Step 1: Write the proportion equation
1,192,550.23 : 1,645,727.99 = 648,690.72 : x - Step 2: Convert to fraction form
1,192,550.23/1,645,727.99 = 648,690.72/x - Step 3: Cross multiply
1,192,550.23x = 1,645,727.99 × 648,690.72 - Step 4: Simplify right side
1,192,550.23x = 1,067,568,474,757.25 - Step 5: Solve for x
x = 1,067,568,474,757.25/1,192,550.23 - Step 6: Final answer
x = 895,197.91
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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.