Finding the Fourth Proportional to 1,362,214.44, 1,879,855.74 and 789,586.74
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Solution
The fourth proportional to 1,362,214.44, 1,879,855.74 and 789,586.74 is: 1,089,629.59
Step by Step Solution
- Step 1: Write the proportion equation
1,362,214.44 : 1,879,855.74 = 789,586.74 : x - Step 2: Convert to fraction form
1,362,214.44/1,879,855.74 = 789,586.74/x - Step 3: Cross multiply
1,362,214.44x = 1,879,855.74 × 789,586.74 - Step 4: Simplify right side
1,362,214.44x = 1,484,309,165,416.89 - Step 5: Solve for x
x = 1,484,309,165,416.89/1,362,214.44 - Step 6: Final answer
x = 1,089,629.59
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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.