Finding the Fourth Proportional to 1,634,626.44, 2,255,741.46 and 909,475.56
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Solution
The fourth proportional to 1,634,626.44, 2,255,741.46 and 909,475.56 is: 1,255,052.33
Step by Step Solution
- Step 1: Write the proportion equation
1,634,626.44 : 2,255,741.46 = 909,475.56 : x - Step 2: Convert to fraction form
1,634,626.44/2,255,741.46 = 909,475.56/x - Step 3: Cross multiply
1,634,626.44x = 2,255,741.46 × 909,475.56 - Step 4: Simplify right side
1,634,626.44x = 2,051,541,727,548.72 - Step 5: Solve for x
x = 2,051,541,727,548.72/1,634,626.44 - Step 6: Final answer
x = 1,255,052.33
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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.