Finding the Fourth Proportional to 1,874,194.97, 2,809,167.20 and 861,223.79
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Solution
The fourth proportional to 1,874,194.97, 2,809,167.20 and 861,223.79 is: 1,290,859.09
Step by Step Solution
- Step 1: Write the proportion equation
1,874,194.97 : 2,809,167.20 = 861,223.79 : x - Step 2: Convert to fraction form
1,874,194.97/2,809,167.20 = 861,223.79/x - Step 3: Cross multiply
1,874,194.97x = 2,809,167.20 × 861,223.79 - Step 4: Simplify right side
1,874,194.97x = 2,419,321,604,375.73 - Step 5: Solve for x
x = 2,419,321,604,375.73/1,874,194.97 - Step 6: Final answer
x = 1,290,859.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.