Finding the Fourth Proportional to 5,464,912.20, 8,202,617.10 and 2,772,277.80
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Solution
The fourth proportional to 5,464,912.20, 8,202,617.10 and 2,772,277.80 is: 4,161,079.35
Step by Step Solution
- Step 1: Write the proportion equation
5,464,912.20 : 8,202,617.10 = 2,772,277.80 : x - Step 2: Convert to fraction form
5,464,912.20/8,202,617.10 = 2,772,277.80/x - Step 3: Cross multiply
5,464,912.20x = 8,202,617.10 × 2,772,277.80 - Step 4: Simplify right side
5,464,912.20x = 22,739,933,288,230.38 - Step 5: Solve for x
x = 22,739,933,288,230.38/5,464,912.20 - Step 6: Final answer
x = 4,161,079.35
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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.