Finding the Fourth Proportional to 2,529,759.96, 3,491,096.43 and 1,383,840.30
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Solution
The fourth proportional to 2,529,759.96, 3,491,096.43 and 1,383,840.30 is: 1,909,714.76
Step by Step Solution
- Step 1: Write the proportion equation
2,529,759.96 : 3,491,096.43 = 1,383,840.30 : x - Step 2: Convert to fraction form
2,529,759.96/3,491,096.43 = 1,383,840.30/x - Step 3: Cross multiply
2,529,759.96x = 3,491,096.43 × 1,383,840.30 - Step 4: Simplify right side
2,529,759.96x = 4,831,119,931,020.13 - Step 5: Solve for x
x = 4,831,119,931,020.13/2,529,759.96 - Step 6: Final answer
x = 1,909,714.76
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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.