Finding the Fourth Proportional to 4,028,880.20, 6,043,320.30 and 3,792,489.80
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Solution
The fourth proportional to 4,028,880.20, 6,043,320.30 and 3,792,489.80 is: 5,688,734.70
Step by Step Solution
- Step 1: Write the proportion equation
4,028,880.20 : 6,043,320.30 = 3,792,489.80 : x - Step 2: Convert to fraction form
4,028,880.20/6,043,320.30 = 3,792,489.80/x - Step 3: Cross multiply
4,028,880.20x = 6,043,320.30 × 3,792,489.80 - Step 4: Simplify right side
4,028,880.20x = 22,919,230,595,882.94 - Step 5: Solve for x
x = 22,919,230,595,882.94/4,028,880.20 - Step 6: Final answer
x = 5,688,734.70
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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.