Finding the Fourth Proportional to 3,089,939.80, 4,634,909.70 and 2,565,059.80
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Solution
The fourth proportional to 3,089,939.80, 4,634,909.70 and 2,565,059.80 is: 3,847,589.70
Step by Step Solution
- Step 1: Write the proportion equation
3,089,939.80 : 4,634,909.70 = 2,565,059.80 : x - Step 2: Convert to fraction form
3,089,939.80/4,634,909.70 = 2,565,059.80/x - Step 3: Cross multiply
3,089,939.80x = 4,634,909.70 × 2,565,059.80 - Step 4: Simplify right side
3,089,939.80x = 11,888,820,548,100.06 - Step 5: Solve for x
x = 11,888,820,548,100.06/3,089,939.80 - Step 6: Final answer
x = 3,847,589.70
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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.