Finding the Fourth Proportional to 3,162,668.36, 4,744,002.56 and 766,512.99
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Solution
The fourth proportional to 3,162,668.36, 4,744,002.56 and 766,512.99 is: 1,149,769.49
Step by Step Solution
- Step 1: Write the proportion equation
3,162,668.36 : 4,744,002.56 = 766,512.99 : x - Step 2: Convert to fraction form
3,162,668.36/4,744,002.56 = 766,512.99/x - Step 3: Cross multiply
3,162,668.36x = 4,744,002.56 × 766,512.99 - Step 4: Simplify right side
3,162,668.36x = 3,636,339,583,000.69 - Step 5: Solve for x
x = 3,636,339,583,000.69/3,162,668.36 - Step 6: Final answer
x = 1,149,769.49
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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.