Finding the Fourth Proportional to 2,804,757.57, 4,203,813.87 and 1,287,161.82
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Solution
The fourth proportional to 2,804,757.57, 4,203,813.87 and 1,287,161.82 is: 1,929,217.97
Step by Step Solution
- Step 1: Write the proportion equation
2,804,757.57 : 4,203,813.87 = 1,287,161.82 : x - Step 2: Convert to fraction form
2,804,757.57/4,203,813.87 = 1,287,161.82/x - Step 3: Cross multiply
2,804,757.57x = 4,203,813.87 × 1,287,161.82 - Step 4: Simplify right side
2,804,757.57x = 5,410,988,711,850.44 - Step 5: Solve for x
x = 5,410,988,711,850.44/2,804,757.57 - Step 6: Final answer
x = 1,929,217.97
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.