Finding the Fourth Proportional to 5,619,245.97, 7,754,583.08 and 3,040,926.87
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Solution
The fourth proportional to 5,619,245.97, 7,754,583.08 and 3,040,926.87 is: 4,196,491.87
Step by Step Solution
- Step 1: Write the proportion equation
5,619,245.97 : 7,754,583.08 = 3,040,926.87 : x - Step 2: Convert to fraction form
5,619,245.97/7,754,583.08 = 3,040,926.87/x - Step 3: Cross multiply
5,619,245.97x = 7,754,583.08 × 3,040,926.87 - Step 4: Simplify right side
5,619,245.97x = 23,581,120,053,619.36 - Step 5: Solve for x
x = 23,581,120,053,619.36/5,619,245.97 - Step 6: Final answer
x = 4,196,491.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.