Finding the Fourth Proportional to 4,992,568.97, 7,489,870.88 and 2,258,803.31
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Solution
The fourth proportional to 4,992,568.97, 7,489,870.88 and 2,258,803.31 is: 3,388,665.28
Step by Step Solution
- Step 1: Write the proportion equation
4,992,568.97 : 7,489,870.88 = 2,258,803.31 : x - Step 2: Convert to fraction form
4,992,568.97/7,489,870.88 = 2,258,803.31/x - Step 3: Cross multiply
4,992,568.97x = 7,489,870.88 × 2,258,803.31 - Step 4: Simplify right side
4,992,568.97x = 16,918,145,086,473.24 - Step 5: Solve for x
x = 16,918,145,086,473.24/4,992,568.97 - Step 6: Final answer
x = 3,388,665.28
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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.