Finding the Fourth Proportional to 2,228,517.20, 3,337,246.20 and 1,786,149.20
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Solution
The fourth proportional to 2,228,517.20, 3,337,246.20 and 1,786,149.20 is: 2,674,791.84
Step by Step Solution
- Step 1: Write the proportion equation
2,228,517.20 : 3,337,246.20 = 1,786,149.20 : x - Step 2: Convert to fraction form
2,228,517.20/3,337,246.20 = 1,786,149.20/x - Step 3: Cross multiply
2,228,517.20x = 3,337,246.20 × 1,786,149.20 - Step 4: Simplify right side
2,228,517.20x = 5,960,819,630,333.04 - Step 5: Solve for x
x = 5,960,819,630,333.04/2,228,517.20 - Step 6: Final answer
x = 2,674,791.84
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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.