Finding the Fourth Proportional to 1,467,255.44, 2,197,631.76 and 1,127,796.56
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Solution
The fourth proportional to 1,467,255.44, 2,197,631.76 and 1,127,796.56 is: 1,689,195.67
Step by Step Solution
- Step 1: Write the proportion equation
1,467,255.44 : 2,197,631.76 = 1,127,796.56 : x - Step 2: Convert to fraction form
1,467,255.44/2,197,631.76 = 1,127,796.56/x - Step 3: Cross multiply
1,467,255.44x = 2,197,631.76 × 1,127,796.56 - Step 4: Simplify right side
1,467,255.44x = 2,478,481,539,074.75 - Step 5: Solve for x
x = 2,478,481,539,074.75/1,467,255.44 - Step 6: Final answer
x = 1,689,195.67
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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.