Finding the Fourth Proportional to 1,801,762.11, 2,486,431.96 and 985,965.97
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Solution
The fourth proportional to 1,801,762.11, 2,486,431.96 and 985,965.97 is: 1,360,633.17
Step by Step Solution
- Step 1: Write the proportion equation
1,801,762.11 : 2,486,431.96 = 985,965.97 : x - Step 2: Convert to fraction form
1,801,762.11/2,486,431.96 = 985,965.97/x - Step 3: Cross multiply
1,801,762.11x = 2,486,431.96 × 985,965.97 - Step 4: Simplify right side
1,801,762.11x = 2,451,537,295,261.47 - Step 5: Solve for x
x = 2,451,537,295,261.47/1,801,762.11 - Step 6: Final answer
x = 1,360,633.17
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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.