Finding the Fourth Proportional to 3,808,559.14, 5,255,908.34 and 2,089,679.20
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Solution
The fourth proportional to 3,808,559.14, 5,255,908.34 and 2,089,679.20 is: 2,883,810.37
Step by Step Solution
- Step 1: Write the proportion equation
3,808,559.14 : 5,255,908.34 = 2,089,679.20 : x - Step 2: Convert to fraction form
3,808,559.14/5,255,908.34 = 2,089,679.20/x - Step 3: Cross multiply
3,808,559.14x = 5,255,908.34 × 2,089,679.20 - Step 4: Simplify right side
3,808,559.14x = 10,983,162,335,204.53 - Step 5: Solve for x
x = 10,983,162,335,204.53/3,808,559.14 - Step 6: Final answer
x = 2,883,810.37
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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.