Finding the Fourth Proportional to 1,276,536.48, 1,761,611.52 and 703,576.96
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Solution
The fourth proportional to 1,276,536.48, 1,761,611.52 and 703,576.96 is: 970,931.34
Step by Step Solution
- Step 1: Write the proportion equation
1,276,536.48 : 1,761,611.52 = 703,576.96 : x - Step 2: Convert to fraction form
1,276,536.48/1,761,611.52 = 703,576.96/x - Step 3: Cross multiply
1,276,536.48x = 1,761,611.52 × 703,576.96 - Step 4: Simplify right side
1,276,536.48x = 1,239,429,277,942.58 - Step 5: Solve for x
x = 1,239,429,277,942.58/1,276,536.48 - Step 6: Final answer
x = 970,931.34
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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.