Finding the Fourth Proportional to 3,802,001.36, 5,246,760.84 and 2,083,187.12
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Solution
The fourth proportional to 3,802,001.36, 5,246,760.84 and 2,083,187.12 is: 2,874,797.66
Step by Step Solution
- Step 1: Write the proportion equation
3,802,001.36 : 5,246,760.84 = 2,083,187.12 : x - Step 2: Convert to fraction form
3,802,001.36/5,246,760.84 = 2,083,187.12/x - Step 3: Cross multiply
3,802,001.36x = 5,246,760.84 × 2,083,187.12 - Step 4: Simplify right side
3,802,001.36x = 10,929,984,603,608.38 - Step 5: Solve for x
x = 10,929,984,603,608.38/3,802,001.36 - Step 6: Final answer
x = 2,874,797.66
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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.