Finding the Fourth Proportional to 2,027,151.36, 2,797,493.76 and 1,121,817.60
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Solution
The fourth proportional to 2,027,151.36, 2,797,493.76 and 1,121,817.60 is: 1,548,122.06
Step by Step Solution
- Step 1: Write the proportion equation
2,027,151.36 : 2,797,493.76 = 1,121,817.60 : x - Step 2: Convert to fraction form
2,027,151.36/2,797,493.76 = 1,121,817.60/x - Step 3: Cross multiply
2,027,151.36x = 2,797,493.76 × 1,121,817.60 - Step 4: Simplify right side
2,027,151.36x = 3,138,277,735,858.18 - Step 5: Solve for x
x = 3,138,277,735,858.18/2,027,151.36 - Step 6: Final answer
x = 1,548,122.06
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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.