Finding the Fourth Proportional to 1,275,546.24, 1,760,333.40 and 702,586.08
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Solution
The fourth proportional to 1,275,546.24, 1,760,333.40 and 702,586.08 is: 969,612.63
Step by Step Solution
- Step 1: Write the proportion equation
1,275,546.24 : 1,760,333.40 = 702,586.08 : x - Step 2: Convert to fraction form
1,275,546.24/1,760,333.40 = 702,586.08/x - Step 3: Cross multiply
1,275,546.24x = 1,760,333.40 × 702,586.08 - Step 4: Simplify right side
1,275,546.24x = 1,236,785,742,999.07 - Step 5: Solve for x
x = 1,236,785,742,999.07/1,275,546.24 - Step 6: Final answer
x = 969,612.63
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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.