Finding the Fourth Proportional to 3,000,761.99, 4,501,336.41 and 1,055,251.91
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Solution
The fourth proportional to 3,000,761.99, 4,501,336.41 and 1,055,251.91 is: 1,582,945.88
Step by Step Solution
- Step 1: Write the proportion equation
3,000,761.99 : 4,501,336.41 = 1,055,251.91 : x - Step 2: Convert to fraction form
3,000,761.99/4,501,336.41 = 1,055,251.91/x - Step 3: Cross multiply
3,000,761.99x = 4,501,336.41 × 1,055,251.91 - Step 4: Simplify right side
3,000,761.99x = 4,750,043,821,698.36 - Step 5: Solve for x
x = 4,750,043,821,698.36/3,000,761.99 - Step 6: Final answer
x = 1,582,945.88
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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.