Finding the Fourth Proportional to 1,107,824.36, 1,661,736.45 and 350,197.94
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Solution
The fourth proportional to 1,107,824.36, 1,661,736.45 and 350,197.94 is: 525,296.88
Step by Step Solution
- Step 1: Write the proportion equation
1,107,824.36 : 1,661,736.45 = 350,197.94 : x - Step 2: Convert to fraction form
1,107,824.36/1,661,736.45 = 350,197.94/x - Step 3: Cross multiply
1,107,824.36x = 1,661,736.45 × 350,197.94 - Step 4: Simplify right side
1,107,824.36x = 581,936,681,612.91 - Step 5: Solve for x
x = 581,936,681,612.91/1,107,824.36 - Step 6: Final answer
x = 525,296.88
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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.