Finding the Fourth Proportional to 2,757,672.87, 4,137,173.79 and 864,414.28
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Solution
The fourth proportional to 2,757,672.87, 4,137,173.79 and 864,414.28 is: 1,296,829.71
Step by Step Solution
- Step 1: Write the proportion equation
2,757,672.87 : 4,137,173.79 = 864,414.28 : x - Step 2: Convert to fraction form
2,757,672.87/4,137,173.79 = 864,414.28/x - Step 3: Cross multiply
2,757,672.87x = 4,137,173.79 × 864,414.28 - Step 4: Simplify right side
2,757,672.87x = 3,576,232,102,917.72 - Step 5: Solve for x
x = 3,576,232,102,917.72/2,757,672.87 - Step 6: Final answer
x = 1,296,829.71
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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.