Finding the Fourth Proportional to 1,582,327.25, 2,183,609.64 and 857,177.97
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Solution
The fourth proportional to 1,582,327.25, 2,183,609.64 and 857,177.97 is: 1,182,904.52
Step by Step Solution
- Step 1: Write the proportion equation
1,582,327.25 : 2,183,609.64 = 857,177.97 : x - Step 2: Convert to fraction form
1,582,327.25/2,183,609.64 = 857,177.97/x - Step 3: Cross multiply
1,582,327.25x = 2,183,609.64 × 857,177.97 - Step 4: Simplify right side
1,582,327.25x = 1,871,742,063,283.69 - Step 5: Solve for x
x = 1,871,742,063,283.69/1,582,327.25 - Step 6: Final answer
x = 1,182,904.52
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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.