Finding the Fourth Proportional to 6,254,440.24, 8,631,144.12 and 3,392,872.24
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Solution
The fourth proportional to 6,254,440.24, 8,631,144.12 and 3,392,872.24 is: 4,682,172.69
Step by Step Solution
- Step 1: Write the proportion equation
6,254,440.24 : 8,631,144.12 = 3,392,872.24 : x - Step 2: Convert to fraction form
6,254,440.24/8,631,144.12 = 3,392,872.24/x - Step 3: Cross multiply
6,254,440.24x = 8,631,144.12 × 3,392,872.24 - Step 4: Simplify right side
6,254,440.24x = 29,284,369,284,187.23 - Step 5: Solve for x
x = 29,284,369,284,187.23/6,254,440.24 - Step 6: Final answer
x = 4,682,172.69
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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.