Finding the Fourth Proportional to 2,090,795.70, 3,135,819.44 and 1,330,378.37
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Solution
The fourth proportional to 2,090,795.70, 3,135,819.44 and 1,330,378.37 is: 1,995,329.50
Step by Step Solution
- Step 1: Write the proportion equation
2,090,795.70 : 3,135,819.44 = 1,330,378.37 : x - Step 2: Convert to fraction form
2,090,795.70/3,135,819.44 = 1,330,378.37/x - Step 3: Cross multiply
2,090,795.70x = 3,135,819.44 × 1,330,378.37 - Step 4: Simplify right side
2,090,795.70x = 4,171,826,340,710.07 - Step 5: Solve for x
x = 4,171,826,340,710.07/2,090,795.70 - Step 6: Final answer
x = 1,995,329.50
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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.