Finding the Fourth Proportional to 3,202,335.36, 4,418,638.56 and 1,825,620.48
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Solution
The fourth proportional to 3,202,335.36, 4,418,638.56 and 1,825,620.48 is: 2,519,023.19
Step by Step Solution
- Step 1: Write the proportion equation
3,202,335.36 : 4,418,638.56 = 1,825,620.48 : x - Step 2: Convert to fraction form
3,202,335.36/4,418,638.56 = 1,825,620.48/x - Step 3: Cross multiply
3,202,335.36x = 4,418,638.56 × 1,825,620.48 - Step 4: Simplify right side
3,202,335.36x = 8,066,757,048,853.71 - Step 5: Solve for x
x = 8,066,757,048,853.71/3,202,335.36 - Step 6: Final answer
x = 2,519,023.19
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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.