Finding the Fourth Proportional to 1,353,286.92, 2,029,963.32 and 454,741.68
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Solution
The fourth proportional to 1,353,286.92, 2,029,963.32 and 454,741.68 is: 682,123.59
Step by Step Solution
- Step 1: Write the proportion equation
1,353,286.92 : 2,029,963.32 = 454,741.68 : x - Step 2: Convert to fraction form
1,353,286.92/2,029,963.32 = 454,741.68/x - Step 3: Cross multiply
1,353,286.92x = 2,029,963.32 × 454,741.68 - Step 4: Simplify right side
1,353,286.92x = 923,108,930,475.18 - Step 5: Solve for x
x = 923,108,930,475.18/1,353,286.92 - Step 6: Final answer
x = 682,123.59
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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.