Finding the Fourth Proportional to 2,923,763.43, 4,034,588.70 and 1,699,982.12
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Solution
The fourth proportional to 2,923,763.43, 4,034,588.70 and 1,699,982.12 is: 2,345,856.23
Step by Step Solution
- Step 1: Write the proportion equation
2,923,763.43 : 4,034,588.70 = 1,699,982.12 : x - Step 2: Convert to fraction form
2,923,763.43/4,034,588.70 = 1,699,982.12/x - Step 3: Cross multiply
2,923,763.43x = 4,034,588.70 × 1,699,982.12 - Step 4: Simplify right side
2,923,763.43x = 6,858,728,651,554.05 - Step 5: Solve for x
x = 6,858,728,651,554.05/2,923,763.43 - Step 6: Final answer
x = 2,345,856.23
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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.