Finding the Fourth Proportional to 5,673,542.56, 7,828,713.36 and 3,259,093.92
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Solution
The fourth proportional to 5,673,542.56, 7,828,713.36 and 3,259,093.92 is: 4,497,104.21
Step by Step Solution
- Step 1: Write the proportion equation
5,673,542.56 : 7,828,713.36 = 3,259,093.92 : x - Step 2: Convert to fraction form
5,673,542.56/7,828,713.36 = 3,259,093.92/x - Step 3: Cross multiply
5,673,542.56x = 7,828,713.36 × 3,259,093.92 - Step 4: Simplify right side
5,673,542.56x = 25,514,512,112,998.77 - Step 5: Solve for x
x = 25,514,512,112,998.77/5,673,542.56 - Step 6: Final answer
x = 4,497,104.21
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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.