Finding the Fourth Proportional to 5,959,620.80, 8,933,210.40 and 3,259,793.60
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Solution
The fourth proportional to 5,959,620.80, 8,933,210.40 and 3,259,793.60 is: 4,886,287.75
Step by Step Solution
- Step 1: Write the proportion equation
5,959,620.80 : 8,933,210.40 = 3,259,793.60 : x - Step 2: Convert to fraction form
5,959,620.80/8,933,210.40 = 3,259,793.60/x - Step 3: Cross multiply
5,959,620.80x = 8,933,210.40 × 3,259,793.60 - Step 4: Simplify right side
5,959,620.80x = 29,120,422,089,373.44 - Step 5: Solve for x
x = 29,120,422,089,373.44/5,959,620.80 - Step 6: Final answer
x = 4,886,287.75
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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.