Finding the Fourth Proportional to 3,936,758.99, 5,905,138.56 and 944,942.99
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Solution
The fourth proportional to 3,936,758.99, 5,905,138.56 and 944,942.99 is: 1,417,414.50
Step by Step Solution
- Step 1: Write the proportion equation
3,936,758.99 : 5,905,138.56 = 944,942.99 : x - Step 2: Convert to fraction form
3,936,758.99/5,905,138.56 = 944,942.99/x - Step 3: Cross multiply
3,936,758.99x = 5,905,138.56 × 944,942.99 - Step 4: Simplify right side
3,936,758.99x = 5,580,019,253,000.29 - Step 5: Solve for x
x = 5,580,019,253,000.29/3,936,758.99 - Step 6: Final answer
x = 1,417,414.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.