Finding the Fourth Proportional to 1,467,512.10, 2,201,268.15 and 1,270,682.10
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Solution
The fourth proportional to 1,467,512.10, 2,201,268.15 and 1,270,682.10 is: 1,906,023.15
Step by Step Solution
- Step 1: Write the proportion equation
1,467,512.10 : 2,201,268.15 = 1,270,682.10 : x - Step 2: Convert to fraction form
1,467,512.10/2,201,268.15 = 1,270,682.10/x - Step 3: Cross multiply
1,467,512.10x = 2,201,268.15 × 1,270,682.10 - Step 4: Simplify right side
1,467,512.10x = 2,797,112,035,505.12 - Step 5: Solve for x
x = 2,797,112,035,505.12/1,467,512.10 - Step 6: Final answer
x = 1,906,023.15
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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.