Finding the Fourth Proportional to 3,177,297.72, 4,763,152.64 and 1,259,556.08
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Solution
The fourth proportional to 3,177,297.72, 4,763,152.64 and 1,259,556.08 is: 1,888,226.53
Step by Step Solution
- Step 1: Write the proportion equation
3,177,297.72 : 4,763,152.64 = 1,259,556.08 : x - Step 2: Convert to fraction form
3,177,297.72/4,763,152.64 = 1,259,556.08/x - Step 3: Cross multiply
3,177,297.72x = 4,763,152.64 × 1,259,556.08 - Step 4: Simplify right side
3,177,297.72x = 5,999,457,847,013.18 - Step 5: Solve for x
x = 5,999,457,847,013.18/3,177,297.72 - Step 6: Final answer
x = 1,888,226.53
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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.