Finding the Fourth Proportional to 2,150,562.20, 2,967,752.34 and 1,183,671.68
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Solution
The fourth proportional to 2,150,562.20, 2,967,752.34 and 1,183,671.68 is: 1,633,453.99
Step by Step Solution
- Step 1: Write the proportion equation
2,150,562.20 : 2,967,752.34 = 1,183,671.68 : x - Step 2: Convert to fraction form
2,150,562.20/2,967,752.34 = 1,183,671.68/x - Step 3: Cross multiply
2,150,562.20x = 2,967,752.34 × 1,183,671.68 - Step 4: Simplify right side
2,150,562.20x = 3,512,844,398,111.73 - Step 5: Solve for x
x = 3,512,844,398,111.73/2,150,562.20 - Step 6: Final answer
x = 1,633,453.99
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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.