Finding the Fourth Proportional to 2,107,604.26, 3,160,124.97 and 826,676.74
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Solution
The fourth proportional to 2,107,604.26, 3,160,124.97 and 826,676.74 is: 1,239,512.49
Step by Step Solution
- Step 1: Write the proportion equation
2,107,604.26 : 3,160,124.97 = 826,676.74 : x - Step 2: Convert to fraction form
2,107,604.26/3,160,124.97 = 826,676.74/x - Step 3: Cross multiply
2,107,604.26x = 3,160,124.97 × 826,676.74 - Step 4: Simplify right side
2,107,604.26x = 2,612,401,808,192.20 - Step 5: Solve for x
x = 2,612,401,808,192.20/2,107,604.26 - Step 6: Final answer
x = 1,239,512.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.