Finding the Fourth Proportional to 3,593,469.60, 5,390,204.40 and 3,239,175.60
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Solution
The fourth proportional to 3,593,469.60, 5,390,204.40 and 3,239,175.60 is: 4,858,763.40
Step by Step Solution
- Step 1: Write the proportion equation
3,593,469.60 : 5,390,204.40 = 3,239,175.60 : x - Step 2: Convert to fraction form
3,593,469.60/5,390,204.40 = 3,239,175.60/x - Step 3: Cross multiply
3,593,469.60x = 5,390,204.40 × 3,239,175.60 - Step 4: Simplify right side
3,593,469.60x = 17,459,818,571,492.64 - Step 5: Solve for x
x = 17,459,818,571,492.64/3,593,469.60 - Step 6: Final answer
x = 4,858,763.40
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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.