Finding the Fourth Proportional to 1,362,163.87, 1,879,716.66 and 750,303.46
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Solution
The fourth proportional to 1,362,163.87, 1,879,716.66 and 750,303.46 is: 1,035,380.50
Step by Step Solution
- Step 1: Write the proportion equation
1,362,163.87 : 1,879,716.66 = 750,303.46 : x - Step 2: Convert to fraction form
1,362,163.87/1,879,716.66 = 750,303.46/x - Step 3: Cross multiply
1,362,163.87x = 1,879,716.66 × 750,303.46 - Step 4: Simplify right side
1,362,163.87x = 1,410,357,904,419.06 - Step 5: Solve for x
x = 1,410,357,904,419.06/1,362,163.87 - Step 6: Final answer
x = 1,035,380.50
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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.