Finding the Fourth Proportional to 1,649,846.40, 2,474,769.60 and 1,384,125.90
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Solution
The fourth proportional to 1,649,846.40, 2,474,769.60 and 1,384,125.90 is: 2,076,188.85
Step by Step Solution
- Step 1: Write the proportion equation
1,649,846.40 : 2,474,769.60 = 1,384,125.90 : x - Step 2: Convert to fraction form
1,649,846.40/2,474,769.60 = 1,384,125.90/x - Step 3: Cross multiply
1,649,846.40x = 2,474,769.60 × 1,384,125.90 - Step 4: Simplify right side
1,649,846.40x = 3,425,392,699,892.64 - Step 5: Solve for x
x = 3,425,392,699,892.64/1,649,846.40 - Step 6: Final answer
x = 2,076,188.85
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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.