Finding the Fourth Proportional to 2,546,106.05, 3,513,556.26 and 1,400,186.40
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Solution
The fourth proportional to 2,546,106.05, 3,513,556.26 and 1,400,186.40 is: 1,932,218.68
Step by Step Solution
- Step 1: Write the proportion equation
2,546,106.05 : 3,513,556.26 = 1,400,186.40 : x - Step 2: Convert to fraction form
2,546,106.05/3,513,556.26 = 1,400,186.40/x - Step 3: Cross multiply
2,546,106.05x = 3,513,556.26 × 1,400,186.40 - Step 4: Simplify right side
2,546,106.05x = 4,919,633,673,319.08 - Step 5: Solve for x
x = 4,919,633,673,319.08/2,546,106.05 - Step 6: Final answer
x = 1,932,218.68
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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.