Finding the Fourth Proportional to 2,189,426.14, 3,284,453.49 and 673,236.55
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Solution
The fourth proportional to 2,189,426.14, 3,284,453.49 and 673,236.55 is: 1,009,951.46
Step by Step Solution
- Step 1: Write the proportion equation
2,189,426.14 : 3,284,453.49 = 673,236.55 : x - Step 2: Convert to fraction form
2,189,426.14/3,284,453.49 = 673,236.55/x - Step 3: Cross multiply
2,189,426.14x = 3,284,453.49 × 673,236.55 - Step 4: Simplify right side
2,189,426.14x = 2,211,214,136,243.06 - Step 5: Solve for x
x = 2,211,214,136,243.06/2,189,426.14 - Step 6: Final answer
x = 1,009,951.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.