Finding the Fourth Proportional to 1,984,769.11, 2,978,882.21 and 1,133,544.97
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Solution
The fourth proportional to 1,984,769.11, 2,978,882.21 and 1,133,544.97 is: 1,701,304.66
Step by Step Solution
- Step 1: Write the proportion equation
1,984,769.11 : 2,978,882.21 = 1,133,544.97 : x - Step 2: Convert to fraction form
1,984,769.11/2,978,882.21 = 1,133,544.97/x - Step 3: Cross multiply
1,984,769.11x = 2,978,882.21 × 1,133,544.97 - Step 4: Simplify right side
1,984,769.11x = 3,376,696,939,700.26 - Step 5: Solve for x
x = 3,376,696,939,700.26/1,984,769.11 - Step 6: Final answer
x = 1,701,304.66
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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.