Finding the Fourth Proportional to 4,160,209.20, 6,229,816.20 and 3,320,401.20
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Solution
The fourth proportional to 4,160,209.20, 6,229,816.20 and 3,320,401.20 is: 4,972,223.32
Step by Step Solution
- Step 1: Write the proportion equation
4,160,209.20 : 6,229,816.20 = 3,320,401.20 : x - Step 2: Convert to fraction form
4,160,209.20/6,229,816.20 = 3,320,401.20/x - Step 3: Cross multiply
4,160,209.20x = 6,229,816.20 × 3,320,401.20 - Step 4: Simplify right side
4,160,209.20x = 20,685,489,186,259.44 - Step 5: Solve for x
x = 20,685,489,186,259.44/4,160,209.20 - Step 6: Final answer
x = 4,972,223.32
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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.