Finding the Fourth Proportional to 5,469,225.40, 8,203,838.10 and 1,682,216.20
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Solution
The fourth proportional to 5,469,225.40, 8,203,838.10 and 1,682,216.20 is: 2,523,324.30
Step by Step Solution
- Step 1: Write the proportion equation
5,469,225.40 : 8,203,838.10 = 1,682,216.20 : x - Step 2: Convert to fraction form
5,469,225.40/8,203,838.10 = 1,682,216.20/x - Step 3: Cross multiply
5,469,225.40x = 8,203,838.10 × 1,682,216.20 - Step 4: Simplify right side
5,469,225.40x = 13,800,629,353,997.22 - Step 5: Solve for x
x = 13,800,629,353,997.22/5,469,225.40 - Step 6: Final answer
x = 2,523,324.30
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1.5x scale
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.