Finding the Fourth Proportional to 4,649,112.56, 6,973,738.41 and 1,770,638.35
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Solution
The fourth proportional to 4,649,112.56, 6,973,738.41 and 1,770,638.35 is: 2,655,984.02
Step by Step Solution
- Step 1: Write the proportion equation
4,649,112.56 : 6,973,738.41 = 1,770,638.35 : x - Step 2: Convert to fraction form
4,649,112.56/6,973,738.41 = 1,770,638.35/x - Step 3: Cross multiply
4,649,112.56x = 6,973,738.41 × 1,770,638.35 - Step 4: Simplify right side
4,649,112.56x = 12,347,968,661,560.21 - Step 5: Solve for x
x = 12,347,968,661,560.21/4,649,112.56 - Step 6: Final answer
x = 2,655,984.02
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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.