Finding the Fourth Proportional to 1,236,120.27, 1,854,467.97 and 383,146.68
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Solution
The fourth proportional to 1,236,120.27, 1,854,467.97 and 383,146.68 is: 574,809.15
Step by Step Solution
- Step 1: Write the proportion equation
1,236,120.27 : 1,854,467.97 = 383,146.68 : x - Step 2: Convert to fraction form
1,236,120.27/1,854,467.97 = 383,146.68/x - Step 3: Cross multiply
1,236,120.27x = 1,854,467.97 × 383,146.68 - Step 4: Simplify right side
1,236,120.27x = 710,533,245,871.84 - Step 5: Solve for x
x = 710,533,245,871.84/1,236,120.27 - Step 6: Final answer
x = 574,809.15
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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.