Finding the Fourth Proportional to 4,838,861.96, 7,258,311.94 and 1,960,283.22
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Solution
The fourth proportional to 4,838,861.96, 7,258,311.94 and 1,960,283.22 is: 2,940,432.53
Step by Step Solution
- Step 1: Write the proportion equation
4,838,861.96 : 7,258,311.94 = 1,960,283.22 : x - Step 2: Convert to fraction form
4,838,861.96/7,258,311.94 = 1,960,283.22/x - Step 3: Cross multiply
4,838,861.96x = 7,258,311.94 × 1,960,283.22 - Step 4: Simplify right side
4,838,861.96x = 14,228,347,101,507.65 - Step 5: Solve for x
x = 14,228,347,101,507.65/4,838,861.96 - Step 6: Final answer
x = 2,940,432.53
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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.