Finding the Fourth Proportional to 4,070,622.80, 6,106,819.80 and 1,230,660.80
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Solution
The fourth proportional to 4,070,622.80, 6,106,819.80 and 1,230,660.80 is: 1,846,258.94
Step by Step Solution
- Step 1: Write the proportion equation
4,070,622.80 : 6,106,819.80 = 1,230,660.80 : x - Step 2: Convert to fraction form
4,070,622.80/6,106,819.80 = 1,230,660.80/x - Step 3: Cross multiply
4,070,622.80x = 6,106,819.80 × 1,230,660.80 - Step 4: Simplify right side
4,070,622.80x = 7,515,423,740,523.84 - Step 5: Solve for x
x = 7,515,423,740,523.84/4,070,622.80 - Step 6: Final answer
x = 1,846,258.94
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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.