Finding the Fourth Proportional to 4,961,388.09, 7,431,231.88 and 3,517,695.40
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Solution
The fourth proportional to 4,961,388.09, 7,431,231.88 and 3,517,695.40 is: 5,268,850.11
Step by Step Solution
- Step 1: Write the proportion equation
4,961,388.09 : 7,431,231.88 = 3,517,695.40 : x - Step 2: Convert to fraction form
4,961,388.09/7,431,231.88 = 3,517,695.40/x - Step 3: Cross multiply
4,961,388.09x = 7,431,231.88 × 3,517,695.40 - Step 4: Simplify right side
4,961,388.09x = 26,140,810,169,568.09 - Step 5: Solve for x
x = 26,140,810,169,568.09/4,961,388.09 - Step 6: Final answer
x = 5,268,850.11
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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.