Finding the Fourth Proportional to 3,503,285.20, 5,257,260.60 and 1,609,051.60
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Solution
The fourth proportional to 3,503,285.20, 5,257,260.60 and 1,609,051.60 is: 2,414,648.85
Step by Step Solution
- Step 1: Write the proportion equation
3,503,285.20 : 5,257,260.60 = 1,609,051.60 : x - Step 2: Convert to fraction form
3,503,285.20/5,257,260.60 = 1,609,051.60/x - Step 3: Cross multiply
3,503,285.20x = 5,257,260.60 × 1,609,051.60 - Step 4: Simplify right side
3,503,285.20x = 8,459,203,580,046.96 - Step 5: Solve for x
x = 8,459,203,580,046.96/3,503,285.20 - Step 6: Final answer
x = 2,414,648.85
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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.