Finding the Fourth Proportional to 1,900,630.44, 2,850,648.26 and 621,228.15
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Solution
The fourth proportional to 1,900,630.44, 2,850,648.26 and 621,228.15 is: 931,745.02
Step by Step Solution
- Step 1: Write the proportion equation
1,900,630.44 : 2,850,648.26 = 621,228.15 : x - Step 2: Convert to fraction form
1,900,630.44/2,850,648.26 = 621,228.15/x - Step 3: Cross multiply
1,900,630.44x = 2,850,648.26 × 621,228.15 - Step 4: Simplify right side
1,900,630.44x = 1,770,902,941,754.38 - Step 5: Solve for x
x = 1,770,902,941,754.38/1,900,630.44 - Step 6: Final answer
x = 931,745.02
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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.