Finding the Fourth Proportional to 4,033,786.73, 5,566,626.84 and 2,198,245.52
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Solution
The fourth proportional to 4,033,786.73, 5,566,626.84 and 2,198,245.52 is: 3,033,579.45
Step by Step Solution
- Step 1: Write the proportion equation
4,033,786.73 : 5,566,626.84 = 2,198,245.52 : x - Step 2: Convert to fraction form
4,033,786.73/5,566,626.84 = 2,198,245.52/x - Step 3: Cross multiply
4,033,786.73x = 5,566,626.84 × 2,198,245.52 - Step 4: Simplify right side
4,033,786.73x = 12,236,812,512,541.76 - Step 5: Solve for x
x = 12,236,812,512,541.76/4,033,786.73 - Step 6: Final answer
x = 3,033,579.45
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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.