Finding the Fourth Proportional to 1,801,775.22, 2,486,450.06 and 985,979.09
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Solution
The fourth proportional to 1,801,775.22, 2,486,450.06 and 985,979.09 is: 1,360,651.28
Step by Step Solution
- Step 1: Write the proportion equation
1,801,775.22 : 2,486,450.06 = 985,979.09 : x - Step 2: Convert to fraction form
1,801,775.22/2,486,450.06 = 985,979.09/x - Step 3: Cross multiply
1,801,775.22x = 2,486,450.06 × 985,979.09 - Step 4: Simplify right side
1,801,775.22x = 2,451,587,762,559.35 - Step 5: Solve for x
x = 2,451,587,762,559.35/1,801,775.22 - Step 6: Final answer
x = 1,360,651.28
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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.