Finding the Fourth Proportional to 3,969,660.78, 5,954,846.36 and 1,540,757.08
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Solution
The fourth proportional to 3,969,660.78, 5,954,846.36 and 1,540,757.08 is: 2,311,273.48
Step by Step Solution
- Step 1: Write the proportion equation
3,969,660.78 : 5,954,846.36 = 1,540,757.08 : x - Step 2: Convert to fraction form
3,969,660.78/5,954,846.36 = 1,540,757.08/x - Step 3: Cross multiply
3,969,660.78x = 5,954,846.36 × 1,540,757.08 - Step 4: Simplify right side
3,969,660.78x = 9,174,971,689,482.23 - Step 5: Solve for x
x = 9,174,971,689,482.23/3,969,660.78 - Step 6: Final answer
x = 2,311,273.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.