Finding the Fourth Proportional to 1,618,914.12, 2,427,948.06 and 481,369.97
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Solution
The fourth proportional to 1,618,914.12, 2,427,948.06 and 481,369.97 is: 721,929.14
Step by Step Solution
- Step 1: Write the proportion equation
1,618,914.12 : 2,427,948.06 = 481,369.97 : x - Step 2: Convert to fraction form
1,618,914.12/2,427,948.06 = 481,369.97/x - Step 3: Cross multiply
1,618,914.12x = 2,427,948.06 × 481,369.97 - Step 4: Simplify right side
1,618,914.12x = 1,168,741,270,858.88 - Step 5: Solve for x
x = 1,168,741,270,858.88/1,618,914.12 - Step 6: Final answer
x = 721,929.14
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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.