Finding the Fourth Proportional to 2,305,263.87, 3,181,134.72 and 1,286,734.23
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Solution
The fourth proportional to 2,305,263.87, 3,181,134.72 and 1,286,734.23 is: 1,775,621.00
Step by Step Solution
- Step 1: Write the proportion equation
2,305,263.87 : 3,181,134.72 = 1,286,734.23 : x - Step 2: Convert to fraction form
2,305,263.87/3,181,134.72 = 1,286,734.23/x - Step 3: Cross multiply
2,305,263.87x = 3,181,134.72 × 1,286,734.23 - Step 4: Simplify right side
2,305,263.87x = 4,093,274,934,465.47 - Step 5: Solve for x
x = 4,093,274,934,465.47/2,305,263.87 - Step 6: Final answer
x = 1,775,621.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.