Finding the Fourth Proportional to 2,290,563.20, 3,435,276.94 and 774,212.44
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Solution
The fourth proportional to 2,290,563.20, 3,435,276.94 and 774,212.44 is: 1,161,126.72
Step by Step Solution
- Step 1: Write the proportion equation
2,290,563.20 : 3,435,276.94 = 774,212.44 : x - Step 2: Convert to fraction form
2,290,563.20/3,435,276.94 = 774,212.44/x - Step 3: Cross multiply
2,290,563.20x = 3,435,276.94 × 774,212.44 - Step 4: Simplify right side
2,290,563.20x = 2,659,634,141,793.13 - Step 5: Solve for x
x = 2,659,634,141,793.13/2,290,563.20 - Step 6: Final answer
x = 1,161,126.72
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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.