Finding the Fourth Proportional to 1,275,467.24, 1,760,224.56 and 702,507.26
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Solution
The fourth proportional to 1,275,467.24, 1,760,224.56 and 702,507.26 is: 969,503.95
Step by Step Solution
- Step 1: Write the proportion equation
1,275,467.24 : 1,760,224.56 = 702,507.26 : x - Step 2: Convert to fraction form
1,275,467.24/1,760,224.56 = 702,507.26/x - Step 3: Cross multiply
1,275,467.24x = 1,760,224.56 × 702,507.26 - Step 4: Simplify right side
1,275,467.24x = 1,236,570,532,630.31 - Step 5: Solve for x
x = 1,236,570,532,630.31/1,275,467.24 - Step 6: Final answer
x = 969,503.95
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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.