Finding the Fourth Proportional to 3,425,821.29, 4,725,494.64 and 2,203,719.62
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Solution
The fourth proportional to 3,425,821.29, 4,725,494.64 and 2,203,719.62 is: 3,039,757.29
Step by Step Solution
- Step 1: Write the proportion equation
3,425,821.29 : 4,725,494.64 = 2,203,719.62 : x - Step 2: Convert to fraction form
3,425,821.29/4,725,494.64 = 2,203,719.62/x - Step 3: Cross multiply
3,425,821.29x = 4,725,494.64 × 2,203,719.62 - Step 4: Simplify right side
3,425,821.29x = 10,413,665,228,745.36 - Step 5: Solve for x
x = 10,413,665,228,745.36/3,425,821.29 - Step 6: Final answer
x = 3,039,757.29
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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.