Finding the Fourth Proportional to 2,070,523.74, 2,856,583.26 and 1,198,882.74
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Solution
The fourth proportional to 2,070,523.74, 2,856,583.26 and 1,198,882.74 is: 1,654,029.99
Step by Step Solution
- Step 1: Write the proportion equation
2,070,523.74 : 2,856,583.26 = 1,198,882.74 : x - Step 2: Convert to fraction form
2,070,523.74/2,856,583.26 = 1,198,882.74/x - Step 3: Cross multiply
2,070,523.74x = 2,856,583.26 × 1,198,882.74 - Step 4: Simplify right side
2,070,523.74x = 3,424,708,365,786.93 - Step 5: Solve for x
x = 3,424,708,365,786.93/2,070,523.74 - Step 6: Final answer
x = 1,654,029.99
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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.