Finding the Fourth Proportional to 2,850,217.48, 4,274,930.94 and 720,170.44
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Solution
The fourth proportional to 2,850,217.48, 4,274,930.94 and 720,170.44 is: 1,080,155.78
Step by Step Solution
- Step 1: Write the proportion equation
2,850,217.48 : 4,274,930.94 = 720,170.44 : x - Step 2: Convert to fraction form
2,850,217.48/4,274,930.94 = 720,170.44/x - Step 3: Cross multiply
2,850,217.48x = 4,274,930.94 × 720,170.44 - Step 4: Simplify right side
2,850,217.48x = 3,078,678,896,029.41 - Step 5: Solve for x
x = 3,078,678,896,029.41/2,850,217.48 - Step 6: Final answer
x = 1,080,155.78
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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.