Finding the Fourth Proportional to 3,012,175.05, 4,519,148.36 and 1,214,133.00
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Solution
The fourth proportional to 3,012,175.05, 4,519,148.36 and 1,214,133.00 is: 1,821,556.53
Step by Step Solution
- Step 1: Write the proportion equation
3,012,175.05 : 4,519,148.36 = 1,214,133.00 : x - Step 2: Convert to fraction form
3,012,175.05/4,519,148.36 = 1,214,133.00/x - Step 3: Cross multiply
3,012,175.05x = 4,519,148.36 × 1,214,133.00 - Step 4: Simplify right side
3,012,175.05x = 5,486,847,132,754.41 - Step 5: Solve for x
x = 5,486,847,132,754.41/3,012,175.05 - Step 6: Final answer
x = 1,821,556.53
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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.