Finding the Fourth Proportional to 1,582,170.36, 2,183,395.56 and 857,016
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Solution
The fourth proportional to 1,582,170.36, 2,183,395.56 and 857,016 is: 1,182,682.33
Step by Step Solution
- Step 1: Write the proportion equation
1,582,170.36 : 2,183,395.56 = 857,016 : x - Step 2: Convert to fraction form
1,582,170.36/2,183,395.56 = 857,016/x - Step 3: Cross multiply
1,582,170.36x = 2,183,395.56 × 857,016 - Step 4: Simplify right side
1,582,170.36x = 1,871,204,929,248.96 - Step 5: Solve for x
x = 1,871,204,929,248.96/1,582,170.36 - Step 6: Final answer
x = 1,182,682.33
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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.