Finding the Fourth Proportional to 4,399,255.80, 6,598,883.70 and 4,080,391.20
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Solution
The fourth proportional to 4,399,255.80, 6,598,883.70 and 4,080,391.20 is: 6,120,586.80
Step by Step Solution
- Step 1: Write the proportion equation
4,399,255.80 : 6,598,883.70 = 4,080,391.20 : x - Step 2: Convert to fraction form
4,399,255.80/6,598,883.70 = 4,080,391.20/x - Step 3: Cross multiply
4,399,255.80x = 6,598,883.70 × 4,080,391.20 - Step 4: Simplify right side
4,399,255.80x = 26,926,026,979,303.44 - Step 5: Solve for x
x = 26,926,026,979,303.44/4,399,255.80 - Step 6: Final answer
x = 6,120,586.80
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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.