Finding the Fourth Proportional to 1,909,593.83, 2,635,186.92 and 1,050,154.09
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Solution
The fourth proportional to 1,909,593.83, 2,635,186.92 and 1,050,154.09 is: 1,449,183.74
Step by Step Solution
- Step 1: Write the proportion equation
1,909,593.83 : 2,635,186.92 = 1,050,154.09 : x - Step 2: Convert to fraction form
1,909,593.83/2,635,186.92 = 1,050,154.09/x - Step 3: Cross multiply
1,909,593.83x = 2,635,186.92 × 1,050,154.09 - Step 4: Simplify right side
1,909,593.83x = 2,767,352,324,745.04 - Step 5: Solve for x
x = 2,767,352,324,745.04/1,909,593.83 - Step 6: Final answer
x = 1,449,183.74
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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.