Finding the Fourth Proportional to 2,076,234.20, 3,114,788.70 and 656,433.80
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Solution
The fourth proportional to 2,076,234.20, 3,114,788.70 and 656,433.80 is: 984,788.99
Step by Step Solution
- Step 1: Write the proportion equation
2,076,234.20 : 3,114,788.70 = 656,433.80 : x - Step 2: Convert to fraction form
2,076,234.20/3,114,788.70 = 656,433.80/x - Step 3: Cross multiply
2,076,234.20x = 3,114,788.70 × 656,433.80 - Step 4: Simplify right side
2,076,234.20x = 2,044,652,582,538.06 - Step 5: Solve for x
x = 2,044,652,582,538.06/2,076,234.20 - Step 6: Final answer
x = 984,788.99
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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.