Finding the Fourth Proportional to 4,432,245.90, 6,648,587.55 and 2,306,481.90
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Solution
The fourth proportional to 4,432,245.90, 6,648,587.55 and 2,306,481.90 is: 3,459,836.66
Step by Step Solution
- Step 1: Write the proportion equation
4,432,245.90 : 6,648,587.55 = 2,306,481.90 : x - Step 2: Convert to fraction form
4,432,245.90/6,648,587.55 = 2,306,481.90/x - Step 3: Cross multiply
4,432,245.90x = 6,648,587.55 × 2,306,481.90 - Step 4: Simplify right side
4,432,245.90x = 15,334,846,844,640.34 - Step 5: Solve for x
x = 15,334,846,844,640.34/4,432,245.90 - Step 6: Final answer
x = 3,459,836.66
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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.