Finding the Fourth Proportional to 1,205,761.97, 1,809,517.82 and 971,927.93
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Solution
The fourth proportional to 1,205,761.97, 1,809,517.82 and 971,927.93 is: 1,458,597.09
Step by Step Solution
- Step 1: Write the proportion equation
1,205,761.97 : 1,809,517.82 = 971,927.93 : x - Step 2: Convert to fraction form
1,205,761.97/1,809,517.82 = 971,927.93/x - Step 3: Cross multiply
1,205,761.97x = 1,809,517.82 × 971,927.93 - Step 4: Simplify right side
1,205,761.97x = 1,758,720,895,183.48 - Step 5: Solve for x
x = 1,758,720,895,183.48/1,205,761.97 - Step 6: Final answer
x = 1,458,597.09
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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.