Finding the Fourth Proportional to 3,202,789.98, 4,805,291.97 and 2,003,283.12
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Solution
The fourth proportional to 3,202,789.98, 4,805,291.97 and 2,003,283.12 is: 3,005,617.09
Step by Step Solution
- Step 1: Write the proportion equation
3,202,789.98 : 4,805,291.97 = 2,003,283.12 : x - Step 2: Convert to fraction form
3,202,789.98/4,805,291.97 = 2,003,283.12/x - Step 3: Cross multiply
3,202,789.98x = 4,805,291.97 × 2,003,283.12 - Step 4: Simplify right side
3,202,789.98x = 9,626,360,290,172.55 - Step 5: Solve for x
x = 9,626,360,290,172.55/3,202,789.98 - Step 6: Final answer
x = 3,005,617.09
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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.