Finding the Fourth Proportional to 3,776,546.16, 5,211,568.08 and 2,057,680.80
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Solution
The fourth proportional to 3,776,546.16, 5,211,568.08 and 2,057,680.80 is: 2,839,563.75
Step by Step Solution
- Step 1: Write the proportion equation
3,776,546.16 : 5,211,568.08 = 2,057,680.80 : x - Step 2: Convert to fraction form
3,776,546.16/5,211,568.08 = 2,057,680.80/x - Step 3: Cross multiply
3,776,546.16x = 5,211,568.08 × 2,057,680.80 - Step 4: Simplify right side
3,776,546.16x = 10,723,743,576,108.87 - Step 5: Solve for x
x = 10,723,743,576,108.87/3,776,546.16 - Step 6: Final answer
x = 2,839,563.75
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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.