Finding the Fourth Proportional to 2,044,571.73, 2,821,382.21 and 1,126,749.66
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Solution
The fourth proportional to 2,044,571.73, 2,821,382.21 and 1,126,749.66 is: 1,554,844.66
Step by Step Solution
- Step 1: Write the proportion equation
2,044,571.73 : 2,821,382.21 = 1,126,749.66 : x - Step 2: Convert to fraction form
2,044,571.73/2,821,382.21 = 1,126,749.66/x - Step 3: Cross multiply
2,044,571.73x = 2,821,382.21 × 1,126,749.66 - Step 4: Simplify right side
2,044,571.73x = 3,178,991,438,084.24 - Step 5: Solve for x
x = 3,178,991,438,084.24/2,044,571.73 - Step 6: Final answer
x = 1,554,844.66
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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.