Finding the Fourth Proportional to 2,044,515.38, 2,821,450.51 and 1,126,777.62
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Solution
The fourth proportional to 2,044,515.38, 2,821,450.51 and 1,126,777.62 is: 1,554,963.74
Step by Step Solution
- Step 1: Write the proportion equation
2,044,515.38 : 2,821,450.51 = 1,126,777.62 : x - Step 2: Convert to fraction form
2,044,515.38/2,821,450.51 = 1,126,777.62/x - Step 3: Cross multiply
2,044,515.38x = 2,821,450.51 × 1,126,777.62 - Step 4: Simplify right side
2,044,515.38x = 3,179,147,290,605.59 - Step 5: Solve for x
x = 3,179,147,290,605.59/2,044,515.38 - Step 6: Final answer
x = 1,554,963.74
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1.5x scale
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.