Finding the Fourth Proportional to 2,983,441.20, 4,464,664.20 and 2,038,657.20
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Solution
The fourth proportional to 2,983,441.20, 4,464,664.20 and 2,038,657.20 is: 3,050,812.54
Step by Step Solution
- Step 1: Write the proportion equation
2,983,441.20 : 4,464,664.20 = 2,038,657.20 : x - Step 2: Convert to fraction form
2,983,441.20/4,464,664.20 = 2,038,657.20/x - Step 3: Cross multiply
2,983,441.20x = 4,464,664.20 × 2,038,657.20 - Step 4: Simplify right side
2,983,441.20x = 9,101,919,816,912.24 - Step 5: Solve for x
x = 9,101,919,816,912.24/2,983,441.20 - Step 6: Final answer
x = 3,050,812.54
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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.