Finding the Fourth Proportional to 2,044,497.12, 2,821,425.28 and 1,126,759.31
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Solution
The fourth proportional to 2,044,497.12, 2,821,425.28 and 1,126,759.31 is: 1,554,938.45
Step by Step Solution
- Step 1: Write the proportion equation
2,044,497.12 : 2,821,425.28 = 1,126,759.31 : x - Step 2: Convert to fraction form
2,044,497.12/2,821,425.28 = 1,126,759.31/x - Step 3: Cross multiply
2,044,497.12x = 2,821,425.28 × 1,126,759.31 - Step 4: Simplify right side
2,044,497.12x = 3,179,067,195,365.68 - Step 5: Solve for x
x = 3,179,067,195,365.68/2,044,497.12 - Step 6: Final answer
x = 1,554,938.45
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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.