Finding the Fourth Proportional to 1,694,349.21, 2,542,022.08 and 682,950.56
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Solution
The fourth proportional to 1,694,349.21, 2,542,022.08 and 682,950.56 is: 1,024,626.68
Step by Step Solution
- Step 1: Write the proportion equation
1,694,349.21 : 2,542,022.08 = 682,950.56 : x - Step 2: Convert to fraction form
1,694,349.21/2,542,022.08 = 682,950.56/x - Step 3: Cross multiply
1,694,349.21x = 2,542,022.08 × 682,950.56 - Step 4: Simplify right side
1,694,349.21x = 1,736,075,407,716.04 - Step 5: Solve for x
x = 1,736,075,407,716.04/1,694,349.21 - Step 6: Final answer
x = 1,024,626.68
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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.