Finding the Fourth Proportional to 2,391,866.22, 3,589,480.62 and 2,163,180.54
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Solution
The fourth proportional to 2,391,866.22, 3,589,480.62 and 2,163,180.54 is: 3,246,291.35
Step by Step Solution
- Step 1: Write the proportion equation
2,391,866.22 : 3,589,480.62 = 2,163,180.54 : x - Step 2: Convert to fraction form
2,391,866.22/3,589,480.62 = 2,163,180.54/x - Step 3: Cross multiply
2,391,866.22x = 3,589,480.62 × 2,163,180.54 - Step 4: Simplify right side
2,391,866.22x = 7,764,694,625,891.14 - Step 5: Solve for x
x = 7,764,694,625,891.14/2,391,866.22 - Step 6: Final answer
x = 3,246,291.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.