Finding the Fourth Proportional to 3,543,287.97, 5,321,334.24 and 3,258,453.09
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Solution
The fourth proportional to 3,543,287.97, 5,321,334.24 and 3,258,453.09 is: 4,893,567.26
Step by Step Solution
- Step 1: Write the proportion equation
3,543,287.97 : 5,321,334.24 = 3,258,453.09 : x - Step 2: Convert to fraction form
3,543,287.97/5,321,334.24 = 3,258,453.09/x - Step 3: Cross multiply
3,543,287.97x = 5,321,334.24 × 3,258,453.09 - Step 4: Simplify right side
3,543,287.97x = 17,339,317,997,250.80 - Step 5: Solve for x
x = 17,339,317,997,250.80/3,543,287.97 - Step 6: Final answer
x = 4,893,567.26
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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.