Finding the Fourth Proportional to 3,237,826.26, 4,468,205.94 and 1,787,524.05
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Solution
The fourth proportional to 3,237,826.26, 4,468,205.94 and 1,787,524.05 is: 2,466,786.34
Step by Step Solution
- Step 1: Write the proportion equation
3,237,826.26 : 4,468,205.94 = 1,787,524.05 : x - Step 2: Convert to fraction form
3,237,826.26/4,468,205.94 = 1,787,524.05/x - Step 3: Cross multiply
3,237,826.26x = 4,468,205.94 × 1,787,524.05 - Step 4: Simplify right side
3,237,826.26x = 7,987,025,578,102.86 - Step 5: Solve for x
x = 7,987,025,578,102.86/3,237,826.26 - Step 6: Final answer
x = 2,466,786.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.