Finding the Fourth Proportional to 1,378,283.23, 2,067,523.36 and 367,399.99
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Solution
The fourth proportional to 1,378,283.23, 2,067,523.36 and 367,399.99 is: 551,126.25
Step by Step Solution
- Step 1: Write the proportion equation
1,378,283.23 : 2,067,523.36 = 367,399.99 : x - Step 2: Convert to fraction form
1,378,283.23/2,067,523.36 = 367,399.99/x - Step 3: Cross multiply
1,378,283.23x = 2,067,523.36 × 367,399.99 - Step 4: Simplify right side
1,378,283.23x = 759,608,061,788.77 - Step 5: Solve for x
x = 759,608,061,788.77/1,378,283.23 - Step 6: Final answer
x = 551,126.25
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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.