Finding the Fourth Proportional to 3,993,458.07, 5,990,187.09 and 960,823.97
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Solution
The fourth proportional to 3,993,458.07, 5,990,187.09 and 960,823.97 is: 1,441,235.96
Step by Step Solution
- Step 1: Write the proportion equation
3,993,458.07 : 5,990,187.09 = 960,823.97 : x - Step 2: Convert to fraction form
3,993,458.07/5,990,187.09 = 960,823.97/x - Step 3: Cross multiply
3,993,458.07x = 5,990,187.09 × 960,823.97 - Step 4: Simplify right side
3,993,458.07x = 5,755,515,370,666.71 - Step 5: Solve for x
x = 5,755,515,370,666.71/3,993,458.07 - Step 6: Final answer
x = 1,441,235.96
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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.