Finding the Fourth Proportional to 1,104,961.38, 1,523,542.38 and 756,269.94
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Solution
The fourth proportional to 1,104,961.38, 1,523,542.38 and 756,269.94 is: 1,042,759.80
Step by Step Solution
- Step 1: Write the proportion equation
1,104,961.38 : 1,523,542.38 = 756,269.94 : x - Step 2: Convert to fraction form
1,104,961.38/1,523,542.38 = 756,269.94/x - Step 3: Cross multiply
1,104,961.38x = 1,523,542.38 × 756,269.94 - Step 4: Simplify right side
1,104,961.38x = 1,152,209,304,310.06 - Step 5: Solve for x
x = 1,152,209,304,310.06/1,104,961.38 - Step 6: Final answer
x = 1,042,759.80
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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.