Finding the Fourth Proportional to 1,278,201.29, 1,764,556.97 and 794,922.12
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Solution
The fourth proportional to 1,278,201.29, 1,764,556.97 and 794,922.12 is: 1,097,390.04
Step by Step Solution
- Step 1: Write the proportion equation
1,278,201.29 : 1,764,556.97 = 794,922.12 : x - Step 2: Convert to fraction form
1,278,201.29/1,764,556.97 = 794,922.12/x - Step 3: Cross multiply
1,278,201.29x = 1,764,556.97 × 794,922.12 - Step 4: Simplify right side
1,278,201.29x = 1,402,685,363,478.57 - Step 5: Solve for x
x = 1,402,685,363,478.57/1,278,201.29 - Step 6: Final answer
x = 1,097,390.04
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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.