Finding the Fourth Proportional to 3,296,312.98, 4,548,805.56 and 1,826,161.02
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Solution
The fourth proportional to 3,296,312.98, 4,548,805.56 and 1,826,161.02 is: 2,520,043.29
Step by Step Solution
- Step 1: Write the proportion equation
3,296,312.98 : 4,548,805.56 = 1,826,161.02 : x - Step 2: Convert to fraction form
3,296,312.98/4,548,805.56 = 1,826,161.02/x - Step 3: Cross multiply
3,296,312.98x = 4,548,805.56 × 1,826,161.02 - Step 4: Simplify right side
3,296,312.98x = 8,306,851,401,231.27 - Step 5: Solve for x
x = 8,306,851,401,231.27/3,296,312.98 - Step 6: Final answer
x = 2,520,043.29
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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.