Finding the Fourth Proportional to 2,764,814.16, 3,815,460.84 and 1,541,197.44
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Solution
The fourth proportional to 2,764,814.16, 3,815,460.84 and 1,541,197.44 is: 2,126,862.11
Step by Step Solution
- Step 1: Write the proportion equation
2,764,814.16 : 3,815,460.84 = 1,541,197.44 : x - Step 2: Convert to fraction form
2,764,814.16/3,815,460.84 = 1,541,197.44/x - Step 3: Cross multiply
2,764,814.16x = 3,815,460.84 × 1,541,197.44 - Step 4: Simplify right side
2,764,814.16x = 5,880,378,479,028.25 - Step 5: Solve for x
x = 5,880,378,479,028.25/2,764,814.16 - Step 6: Final answer
x = 2,126,862.11
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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.