Finding the Fourth Proportional to 3,239,597.90, 4,470,618.56 and 1,769,507.44
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Solution
The fourth proportional to 3,239,597.90, 4,470,618.56 and 1,769,507.44 is: 2,441,905.76
Step by Step Solution
- Step 1: Write the proportion equation
3,239,597.90 : 4,470,618.56 = 1,769,507.44 : x - Step 2: Convert to fraction form
3,239,597.90/4,470,618.56 = 1,769,507.44/x - Step 3: Cross multiply
3,239,597.90x = 4,470,618.56 × 1,769,507.44 - Step 4: Simplify right side
3,239,597.90x = 7,910,792,783,298.00 - Step 5: Solve for x
x = 7,910,792,783,298.00/3,239,597.90 - Step 6: Final answer
x = 2,441,905.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.