Finding the Fourth Proportional to 4,448,610.20, 6,672,915.30 and 2,057,125.70
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Solution
The fourth proportional to 4,448,610.20, 6,672,915.30 and 2,057,125.70 is: 3,085,688.55
Step by Step Solution
- Step 1: Write the proportion equation
4,448,610.20 : 6,672,915.30 = 2,057,125.70 : x - Step 2: Convert to fraction form
4,448,610.20/6,672,915.30 = 2,057,125.70/x - Step 3: Cross multiply
4,448,610.20x = 6,672,915.30 × 2,057,125.70 - Step 4: Simplify right side
4,448,610.20x = 13,727,025,557,553.21 - Step 5: Solve for x
x = 13,727,025,557,553.21/4,448,610.20 - Step 6: Final answer
x = 3,085,688.55
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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.