Finding the Fourth Proportional to 1,276,249.59, 1,761,236.06 and 703,310.31
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Solution
The fourth proportional to 1,276,249.59, 1,761,236.06 and 703,310.31 is: 970,574.63
Step by Step Solution
- Step 1: Write the proportion equation
1,276,249.59 : 1,761,236.06 = 703,310.31 : x - Step 2: Convert to fraction form
1,276,249.59/1,761,236.06 = 703,310.31/x - Step 3: Cross multiply
1,276,249.59x = 1,761,236.06 × 703,310.31 - Step 4: Simplify right side
1,276,249.59x = 1,238,695,472,293.87 - Step 5: Solve for x
x = 1,238,695,472,293.87/1,276,249.59 - Step 6: Final answer
x = 970,574.63
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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.