Finding the Fourth Proportional to 1,431,525.58, 2,147,232.27 and 484,896.26
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Solution
The fourth proportional to 1,431,525.58, 2,147,232.27 and 484,896.26 is: 727,325.39
Step by Step Solution
- Step 1: Write the proportion equation
1,431,525.58 : 2,147,232.27 = 484,896.26 : x - Step 2: Convert to fraction form
1,431,525.58/2,147,232.27 = 484,896.26/x - Step 3: Cross multiply
1,431,525.58x = 2,147,232.27 × 484,896.26 - Step 4: Simplify right side
1,431,525.58x = 1,041,184,897,074.31 - Step 5: Solve for x
x = 1,041,184,897,074.31/1,431,525.58 - Step 6: Final answer
x = 727,325.39
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1.5x scale
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.