Finding the Fourth Proportional to 1,722,717.64, 2,583,879.29 and 460,643.68
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Solution
The fourth proportional to 1,722,717.64, 2,583,879.29 and 460,643.68 is: 690,912.80
Step by Step Solution
- Step 1: Write the proportion equation
1,722,717.64 : 2,583,879.29 = 460,643.68 : x - Step 2: Convert to fraction form
1,722,717.64/2,583,879.29 = 460,643.68/x - Step 3: Cross multiply
1,722,717.64x = 2,583,879.29 × 460,643.68 - Step 4: Simplify right side
1,722,717.64x = 1,190,247,673,183.91 - Step 5: Solve for x
x = 1,190,247,673,183.91/1,722,717.64 - Step 6: Final answer
x = 690,912.80
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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.