Finding the Fourth Proportional to 2,016,351.36, 2,782,539.23 and 1,098,618.75
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Solution
The fourth proportional to 2,016,351.36, 2,782,539.23 and 1,098,618.75 is: 1,516,079.90
Step by Step Solution
- Step 1: Write the proportion equation
2,016,351.36 : 2,782,539.23 = 1,098,618.75 : x - Step 2: Convert to fraction form
2,016,351.36/2,782,539.23 = 1,098,618.75/x - Step 3: Cross multiply
2,016,351.36x = 2,782,539.23 × 1,098,618.75 - Step 4: Simplify right side
2,016,351.36x = 3,056,949,765,195.47 - Step 5: Solve for x
x = 3,056,949,765,195.47/2,016,351.36 - Step 6: Final answer
x = 1,516,079.90
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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.