Finding the Fourth Proportional to 3,450,961.81, 4,762,540.36 and 1,902,219.99
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Solution
The fourth proportional to 3,450,961.81, 4,762,540.36 and 1,902,219.99 is: 2,625,181.03
Step by Step Solution
- Step 1: Write the proportion equation
3,450,961.81 : 4,762,540.36 = 1,902,219.99 : x - Step 2: Convert to fraction form
3,450,961.81/4,762,540.36 = 1,902,219.99/x - Step 3: Cross multiply
3,450,961.81x = 4,762,540.36 × 1,902,219.99 - Step 4: Simplify right side
3,450,961.81x = 9,059,399,471,218.25 - Step 5: Solve for x
x = 9,059,399,471,218.25/3,450,961.81 - Step 6: Final answer
x = 2,625,181.03
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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.