Finding the Fourth Proportional to 2,631,251.36, 3,631,135.56 and 1,424,027.36
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Solution
The fourth proportional to 2,631,251.36, 3,631,135.56 and 1,424,027.36 is: 1,965,162.46
Step by Step Solution
- Step 1: Write the proportion equation
2,631,251.36 : 3,631,135.56 = 1,424,027.36 : x - Step 2: Convert to fraction form
2,631,251.36/3,631,135.56 = 1,424,027.36/x - Step 3: Cross multiply
2,631,251.36x = 3,631,135.56 × 1,424,027.36 - Step 4: Simplify right side
2,631,251.36x = 5,170,836,385,308.92 - Step 5: Solve for x
x = 5,170,836,385,308.92/2,631,251.36 - Step 6: Final answer
x = 1,965,162.46
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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.