Finding the Fourth Proportional to 5,685,616.58, 8,524,430.42 and 1,991,736.68
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Solution
The fourth proportional to 5,685,616.58, 8,524,430.42 and 1,991,736.68 is: 2,986,205.71
Step by Step Solution
- Step 1: Write the proportion equation
5,685,616.58 : 8,524,430.42 = 1,991,736.68 : x - Step 2: Convert to fraction form
5,685,616.58/8,524,430.42 = 1,991,736.68/x - Step 3: Cross multiply
5,685,616.58x = 8,524,430.42 × 1,991,736.68 - Step 4: Simplify right side
5,685,616.58x = 16,978,420,691,040.97 - Step 5: Solve for x
x = 16,978,420,691,040.97/5,685,616.58 - Step 6: Final answer
x = 2,986,205.71
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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.