Finding the Fourth Proportional to 1,720,806.72, 2,374,771.27 and 946,497.44
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Solution
The fourth proportional to 1,720,806.72, 2,374,771.27 and 946,497.44 is: 1,306,198.37
Step by Step Solution
- Step 1: Write the proportion equation
1,720,806.72 : 2,374,771.27 = 946,497.44 : x - Step 2: Convert to fraction form
1,720,806.72/2,374,771.27 = 946,497.44/x - Step 3: Cross multiply
1,720,806.72x = 2,374,771.27 × 946,497.44 - Step 4: Simplify right side
1,720,806.72x = 2,247,714,922,908.06 - Step 5: Solve for x
x = 2,247,714,922,908.06/1,720,806.72 - Step 6: Final answer
x = 1,306,198.37
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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.