Finding the Fourth Proportional to 1,409,453.26, 1,945,046.74 and 764,873.44
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Solution
The fourth proportional to 1,409,453.26, 1,945,046.74 and 764,873.44 is: 1,055,526.02
Step by Step Solution
- Step 1: Write the proportion equation
1,409,453.26 : 1,945,046.74 = 764,873.44 : x - Step 2: Convert to fraction form
1,409,453.26/1,945,046.74 = 764,873.44/x - Step 3: Cross multiply
1,409,453.26x = 1,945,046.74 × 764,873.44 - Step 4: Simplify right side
1,409,453.26x = 1,487,714,590,984.59 - Step 5: Solve for x
x = 1,487,714,590,984.59/1,409,453.26 - Step 6: Final answer
x = 1,055,526.02
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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.