Finding the Fourth Proportional to 2,586,087.03, 3,568,544.64 and 1,440,273.99
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Solution
The fourth proportional to 2,586,087.03, 3,568,544.64 and 1,440,273.99 is: 1,987,435.83
Step by Step Solution
- Step 1: Write the proportion equation
2,586,087.03 : 3,568,544.64 = 1,440,273.99 : x - Step 2: Convert to fraction form
2,586,087.03/3,568,544.64 = 1,440,273.99/x - Step 3: Cross multiply
2,586,087.03x = 3,568,544.64 × 1,440,273.99 - Step 4: Simplify right side
2,586,087.03x = 5,139,682,027,145.91 - Step 5: Solve for x
x = 5,139,682,027,145.91/2,586,087.03 - Step 6: Final answer
x = 1,987,435.83
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1.5x scale
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.