Finding the Fourth Proportional to 4,794,789.74, 7,195,022.08 and 1,764,283.68
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Solution
The fourth proportional to 4,794,789.74, 7,195,022.08 and 1,764,283.68 is: 2,647,469.59
Step by Step Solution
- Step 1: Write the proportion equation
4,794,789.74 : 7,195,022.08 = 1,764,283.68 : x - Step 2: Convert to fraction form
4,794,789.74/7,195,022.08 = 1,764,283.68/x - Step 3: Cross multiply
4,794,789.74x = 7,195,022.08 × 1,764,283.68 - Step 4: Simplify right side
4,794,789.74x = 12,694,060,028,572.94 - Step 5: Solve for x
x = 12,694,060,028,572.94/4,794,789.74 - Step 6: Final answer
x = 2,647,469.59
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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.