Finding the Fourth Proportional to 4,515,363.26, 6,231,205.11 and 2,450,378.71
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Solution
The fourth proportional to 4,515,363.26, 6,231,205.11 and 2,450,378.71 is: 3,381,524.69
Step by Step Solution
- Step 1: Write the proportion equation
4,515,363.26 : 6,231,205.11 = 2,450,378.71 : x - Step 2: Convert to fraction form
4,515,363.26/6,231,205.11 = 2,450,378.71/x - Step 3: Cross multiply
4,515,363.26x = 6,231,205.11 × 2,450,378.71 - Step 4: Simplify right side
4,515,363.26x = 15,268,812,339,187.21 - Step 5: Solve for x
x = 15,268,812,339,187.21/4,515,363.26 - Step 6: Final answer
x = 3,381,524.69
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1.5x scale
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.