Finding the Fourth Proportional to 2,993,273.20, 4,489,180.80 and 863,135.20
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Solution
The fourth proportional to 2,993,273.20, 4,489,180.80 and 863,135.20 is: 1,294,492.59
Step by Step Solution
- Step 1: Write the proportion equation
2,993,273.20 : 4,489,180.80 = 863,135.20 : x - Step 2: Convert to fraction form
2,993,273.20/4,489,180.80 = 863,135.20/x - Step 3: Cross multiply
2,993,273.20x = 4,489,180.80 × 863,135.20 - Step 4: Simplify right side
2,993,273.20x = 3,874,769,967,644.16 - Step 5: Solve for x
x = 3,874,769,967,644.16/2,993,273.20 - Step 6: Final answer
x = 1,294,492.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.