Finding the Fourth Proportional to 4,121,832.57, 6,183,310.19 and 1,425,434.10
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Solution
The fourth proportional to 4,121,832.57, 6,183,310.19 and 1,425,434.10 is: 2,138,345.27
Step by Step Solution
- Step 1: Write the proportion equation
4,121,832.57 : 6,183,310.19 = 1,425,434.10 : x - Step 2: Convert to fraction form
4,121,832.57/6,183,310.19 = 1,425,434.10/x - Step 3: Cross multiply
4,121,832.57x = 6,183,310.19 × 1,425,434.10 - Step 4: Simplify right side
4,121,832.57x = 8,813,901,188,576.31 - Step 5: Solve for x
x = 8,813,901,188,576.31/4,121,832.57 - Step 6: Final answer
x = 2,138,345.27
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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.