Finding the Fourth Proportional to 2,995,586.20, 4,493,379.30 and 2,883,611.80
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Solution
The fourth proportional to 2,995,586.20, 4,493,379.30 and 2,883,611.80 is: 4,325,417.70
Step by Step Solution
- Step 1: Write the proportion equation
2,995,586.20 : 4,493,379.30 = 2,883,611.80 : x - Step 2: Convert to fraction form
2,995,586.20/4,493,379.30 = 2,883,611.80/x - Step 3: Cross multiply
2,995,586.20x = 4,493,379.30 × 2,883,611.80 - Step 4: Simplify right side
2,995,586.20x = 12,957,161,571,355.74 - Step 5: Solve for x
x = 12,957,161,571,355.74/2,995,586.20 - Step 6: Final answer
x = 4,325,417.70
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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.