Finding the Fourth Proportional to 4,037,576.76, 5,571,861.42 and 2,202,039.48
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Solution
The fourth proportional to 4,037,576.76, 5,571,861.42 and 2,202,039.48 is: 3,038,817.48
Step by Step Solution
- Step 1: Write the proportion equation
4,037,576.76 : 5,571,861.42 = 2,202,039.48 : x - Step 2: Convert to fraction form
4,037,576.76/5,571,861.42 = 2,202,039.48/x - Step 3: Cross multiply
4,037,576.76x = 5,571,861.42 × 2,202,039.48 - Step 4: Simplify right side
4,037,576.76x = 12,269,458,823,928.86 - Step 5: Solve for x
x = 12,269,458,823,928.86/4,037,576.76 - Step 6: Final answer
x = 3,038,817.48
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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.