Finding the Fourth Proportional to 1,444,245.26, 1,993,126.91 and 871,273.13
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Solution
The fourth proportional to 1,444,245.26, 1,993,126.91 and 871,273.13 is: 1,202,398.21
Step by Step Solution
- Step 1: Write the proportion equation
1,444,245.26 : 1,993,126.91 = 871,273.13 : x - Step 2: Convert to fraction form
1,444,245.26/1,993,126.91 = 871,273.13/x - Step 3: Cross multiply
1,444,245.26x = 1,993,126.91 × 871,273.13 - Step 4: Simplify right side
1,444,245.26x = 1,736,557,907,040.93 - Step 5: Solve for x
x = 1,736,557,907,040.93/1,444,245.26 - Step 6: Final answer
x = 1,202,398.21
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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.