Finding the Fourth Proportional to 2,727,197.20, 4,089,905.46 and 905,072.68
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Solution
The fourth proportional to 2,727,197.20, 4,089,905.46 and 905,072.68 is: 1,357,313.54
Step by Step Solution
- Step 1: Write the proportion equation
2,727,197.20 : 4,089,905.46 = 905,072.68 : x - Step 2: Convert to fraction form
2,727,197.20/4,089,905.46 = 905,072.68/x - Step 3: Cross multiply
2,727,197.20x = 4,089,905.46 × 905,072.68 - Step 4: Simplify right side
2,727,197.20x = 3,701,661,695,628.83 - Step 5: Solve for x
x = 3,701,661,695,628.83/2,727,197.20 - Step 6: Final answer
x = 1,357,313.54
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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.