Finding the Fourth Proportional to 3,767,622.23, 5,198,687.99 and 2,219,192.21
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Solution
The fourth proportional to 3,767,622.23, 5,198,687.99 and 2,219,192.21 is: 3,062,113.76
Step by Step Solution
- Step 1: Write the proportion equation
3,767,622.23 : 5,198,687.99 = 2,219,192.21 : x - Step 2: Convert to fraction form
3,767,622.23/5,198,687.99 = 2,219,192.21/x - Step 3: Cross multiply
3,767,622.23x = 5,198,687.99 × 2,219,192.21 - Step 4: Simplify right side
3,767,622.23x = 11,536,887,869,183.10 - Step 5: Solve for x
x = 11,536,887,869,183.10/3,767,622.23 - Step 6: Final answer
x = 3,062,113.76
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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.