Finding the Fourth Proportional to 3,242,217.62, 4,474,804.62 and 2,195,164.03
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Solution
The fourth proportional to 3,242,217.62, 4,474,804.62 and 2,195,164.03 is: 3,029,694.89
Step by Step Solution
- Step 1: Write the proportion equation
3,242,217.62 : 4,474,804.62 = 2,195,164.03 : x - Step 2: Convert to fraction form
3,242,217.62/4,474,804.62 = 2,195,164.03/x - Step 3: Cross multiply
3,242,217.62x = 4,474,804.62 × 2,195,164.03 - Step 4: Simplify right side
3,242,217.62x = 9,822,930,143,101.82 - Step 5: Solve for x
x = 9,822,930,143,101.82/3,242,217.62 - Step 6: Final answer
x = 3,029,694.89
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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.