Finding the Fourth Proportional to 3,591,414.50, 4,956,257.34 and 1,959,927.21
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Solution
The fourth proportional to 3,591,414.50, 4,956,257.34 and 1,959,927.21 is: 2,704,757.03
Step by Step Solution
- Step 1: Write the proportion equation
3,591,414.50 : 4,956,257.34 = 1,959,927.21 : x - Step 2: Convert to fraction form
3,591,414.50/4,956,257.34 = 1,959,927.21/x - Step 3: Cross multiply
3,591,414.50x = 4,956,257.34 × 1,959,927.21 - Step 4: Simplify right side
3,591,414.50x = 9,713,903,620,428.22 - Step 5: Solve for x
x = 9,713,903,620,428.22/3,591,414.50 - Step 6: Final answer
x = 2,704,757.03
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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.