Finding the Fourth Proportional to 3,599,137.21, 4,940,371.24 and 3,182,103.65
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Solution
The fourth proportional to 3,599,137.21, 4,940,371.24 and 3,182,103.65 is: 4,367,928.32
Step by Step Solution
- Step 1: Write the proportion equation
3,599,137.21 : 4,940,371.24 = 3,182,103.65 : x - Step 2: Convert to fraction form
3,599,137.21/4,940,371.24 = 3,182,103.65/x - Step 3: Cross multiply
3,599,137.21x = 4,940,371.24 × 3,182,103.65 - Step 4: Simplify right side
3,599,137.21x = 15,720,773,355,159.03 - Step 5: Solve for x
x = 15,720,773,355,159.03/3,599,137.21 - Step 6: Final answer
x = 4,367,928.32
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.