Finding the Fourth Proportional to 4,154,093.20, 6,230,491.80 and 1,314,902.80
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Solution
The fourth proportional to 4,154,093.20, 6,230,491.80 and 1,314,902.80 is: 1,972,149.09
Step by Step Solution
- Step 1: Write the proportion equation
4,154,093.20 : 6,230,491.80 = 1,314,902.80 : x - Step 2: Convert to fraction form
4,154,093.20/6,230,491.80 = 1,314,902.80/x - Step 3: Cross multiply
4,154,093.20x = 6,230,491.80 × 1,314,902.80 - Step 4: Simplify right side
4,154,093.20x = 8,192,491,113,197.04 - Step 5: Solve for x
x = 8,192,491,113,197.04/4,154,093.20 - Step 6: Final answer
x = 1,972,149.09
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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.