Finding the Fourth Proportional to 2,992,023.20, 4,486,722.60 and 1,194,309.20
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Solution
The fourth proportional to 2,992,023.20, 4,486,722.60 and 1,194,309.20 is: 1,790,940.02
Step by Step Solution
- Step 1: Write the proportion equation
2,992,023.20 : 4,486,722.60 = 1,194,309.20 : x - Step 2: Convert to fraction form
2,992,023.20/4,486,722.60 = 1,194,309.20/x - Step 3: Cross multiply
2,992,023.20x = 4,486,722.60 × 1,194,309.20 - Step 4: Simplify right side
2,992,023.20x = 5,358,534,079,027.92 - Step 5: Solve for x
x = 5,358,534,079,027.92/2,992,023.20 - Step 6: Final answer
x = 1,790,940.02
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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.