Finding the Fourth Proportional to 1,798,370.64, 2,481,722.52 and 982,556.80
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Solution
The fourth proportional to 1,798,370.64, 2,481,722.52 and 982,556.80 is: 1,355,912.56
Step by Step Solution
- Step 1: Write the proportion equation
1,798,370.64 : 2,481,722.52 = 982,556.80 : x - Step 2: Convert to fraction form
1,798,370.64/2,481,722.52 = 982,556.80/x - Step 3: Cross multiply
1,798,370.64x = 2,481,722.52 × 982,556.80 - Step 4: Simplify right side
1,798,370.64x = 2,438,433,337,739.14 - Step 5: Solve for x
x = 2,438,433,337,739.14/1,798,370.64 - Step 6: Final answer
x = 1,355,912.56
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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.