Finding the Fourth Proportional to 3,319,496.10, 4,979,244.15 and 3,269,729.70
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Solution
The fourth proportional to 3,319,496.10, 4,979,244.15 and 3,269,729.70 is: 4,904,594.55
Step by Step Solution
- Step 1: Write the proportion equation
3,319,496.10 : 4,979,244.15 = 3,269,729.70 : x - Step 2: Convert to fraction form
3,319,496.10/4,979,244.15 = 3,269,729.70/x - Step 3: Cross multiply
3,319,496.10x = 4,979,244.15 × 3,269,729.70 - Step 4: Simplify right side
3,319,496.10x = 16,280,782,480,806.26 - Step 5: Solve for x
x = 16,280,782,480,806.26/3,319,496.10 - Step 6: Final answer
x = 4,904,594.55
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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.