Finding the Fourth Proportional to 2,089,027.20, 3,133,771.20 and 668,841.60
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Solution
The fourth proportional to 2,089,027.20, 3,133,771.20 and 668,841.60 is: 1,003,336.17
Step by Step Solution
- Step 1: Write the proportion equation
2,089,027.20 : 3,133,771.20 = 668,841.60 : x - Step 2: Convert to fraction form
2,089,027.20/3,133,771.20 = 668,841.60/x - Step 3: Cross multiply
2,089,027.20x = 3,133,771.20 × 668,841.60 - Step 4: Simplify right side
2,089,027.20x = 2,095,996,543,441.92 - Step 5: Solve for x
x = 2,095,996,543,441.92/2,089,027.20 - Step 6: Final answer
x = 1,003,336.17
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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.