Finding the Fourth Proportional to 2,044,474.97, 2,821,394.73 and 1,126,737.16
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Solution
The fourth proportional to 2,044,474.97, 2,821,394.73 and 1,126,737.16 is: 1,554,907.89
Step by Step Solution
- Step 1: Write the proportion equation
2,044,474.97 : 2,821,394.73 = 1,126,737.16 : x - Step 2: Convert to fraction form
2,044,474.97/2,821,394.73 = 1,126,737.16/x - Step 3: Cross multiply
2,044,474.97x = 2,821,394.73 × 1,126,737.16 - Step 4: Simplify right side
2,044,474.97x = 3,178,970,265,578.51 - Step 5: Solve for x
x = 3,178,970,265,578.51/2,044,474.97 - Step 6: Final answer
x = 1,554,907.89
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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.