Finding the Fourth Proportional to 1,343,260.44, 2,014,888.44 and 921,256.92
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Solution
The fourth proportional to 1,343,260.44, 2,014,888.44 and 921,256.92 is: 1,381,883.86
Step by Step Solution
- Step 1: Write the proportion equation
1,343,260.44 : 2,014,888.44 = 921,256.92 : x - Step 2: Convert to fraction form
1,343,260.44/2,014,888.44 = 921,256.92/x - Step 3: Cross multiply
1,343,260.44x = 2,014,888.44 × 921,256.92 - Step 4: Simplify right side
1,343,260.44x = 1,856,229,918,378.01 - Step 5: Solve for x
x = 1,856,229,918,378.01/1,343,260.44 - Step 6: Final answer
x = 1,381,883.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.