Finding the Fourth Proportional to 2,757,652.92, 4,137,143.78 and 864,394.36
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Solution
The fourth proportional to 2,757,652.92, 4,137,143.78 and 864,394.36 is: 1,296,799.80
Step by Step Solution
- Step 1: Write the proportion equation
2,757,652.92 : 4,137,143.78 = 864,394.36 : x - Step 2: Convert to fraction form
2,757,652.92/4,137,143.78 = 864,394.36/x - Step 3: Cross multiply
2,757,652.92x = 4,137,143.78 × 864,394.36 - Step 4: Simplify right side
2,757,652.92x = 3,576,123,741,759.21 - Step 5: Solve for x
x = 3,576,123,741,759.21/2,757,652.92 - Step 6: Final answer
x = 1,296,799.80
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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.