Finding the Fourth Proportional to 3,185,992.24, 4,396,652.06 and 1,735,684.20
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Solution
The fourth proportional to 3,185,992.24, 4,396,652.06 and 1,735,684.20 is: 2,395,234.81
Step by Step Solution
- Step 1: Write the proportion equation
3,185,992.24 : 4,396,652.06 = 1,735,684.20 : x - Step 2: Convert to fraction form
3,185,992.24/4,396,652.06 = 1,735,684.20/x - Step 3: Cross multiply
3,185,992.24x = 4,396,652.06 × 1,735,684.20 - Step 4: Simplify right side
3,185,992.24x = 7,631,199,504,761.03 - Step 5: Solve for x
x = 7,631,199,504,761.03/3,185,992.24 - Step 6: Final answer
x = 2,395,234.81
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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.