Finding the Fourth Proportional to 1,785,652.70, 2,464,213.19 and 969,857.96
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Solution
The fourth proportional to 1,785,652.70, 2,464,213.19 and 969,857.96 is: 1,338,410.75
Step by Step Solution
- Step 1: Write the proportion equation
1,785,652.70 : 2,464,213.19 = 969,857.96 : x - Step 2: Convert to fraction form
1,785,652.70/2,464,213.19 = 969,857.96/x - Step 3: Cross multiply
1,785,652.70x = 2,464,213.19 × 969,857.96 - Step 4: Simplify right side
1,785,652.70x = 2,389,936,760,288.14 - Step 5: Solve for x
x = 2,389,936,760,288.14/1,785,652.70 - Step 6: Final answer
x = 1,338,410.75
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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.