Finding the Fourth Proportional to 5,207,350.28, 7,812,272.61 and 2,173,028.11
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Solution
The fourth proportional to 5,207,350.28, 7,812,272.61 and 2,173,028.11 is: 3,260,062.62
Step by Step Solution
- Step 1: Write the proportion equation
5,207,350.28 : 7,812,272.61 = 2,173,028.11 : x - Step 2: Convert to fraction form
5,207,350.28/7,812,272.61 = 2,173,028.11/x - Step 3: Cross multiply
5,207,350.28x = 7,812,272.61 × 2,173,028.11 - Step 4: Simplify right side
5,207,350.28x = 16,976,287,964,982.38 - Step 5: Solve for x
x = 16,976,287,964,982.38/5,207,350.28 - Step 6: Final answer
x = 3,260,062.62
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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.