Finding the Fourth Proportional to 1,593,286.50, 2,198,735.68 and 868,134.21
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Solution
The fourth proportional to 1,593,286.50, 2,198,735.68 and 868,134.21 is: 1,198,025.38
Step by Step Solution
- Step 1: Write the proportion equation
1,593,286.50 : 2,198,735.68 = 868,134.21 : x - Step 2: Convert to fraction form
1,593,286.50/2,198,735.68 = 868,134.21/x - Step 3: Cross multiply
1,593,286.50x = 2,198,735.68 × 868,134.21 - Step 4: Simplify right side
1,593,286.50x = 1,908,797,662,555.61 - Step 5: Solve for x
x = 1,908,797,662,555.61/1,593,286.50 - Step 6: Final answer
x = 1,198,025.38
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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.