Finding the Fourth Proportional to 4,880,180.40, 6,734,649.60 and 2,704,863.84
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Solution
The fourth proportional to 4,880,180.40, 6,734,649.60 and 2,704,863.84 is: 3,732,712.46
Step by Step Solution
- Step 1: Write the proportion equation
4,880,180.40 : 6,734,649.60 = 2,704,863.84 : x - Step 2: Convert to fraction form
4,880,180.40/6,734,649.60 = 2,704,863.84/x - Step 3: Cross multiply
4,880,180.40x = 6,734,649.60 × 2,704,863.84 - Step 4: Simplify right side
4,880,180.40x = 18,216,310,178,110.46 - Step 5: Solve for x
x = 18,216,310,178,110.46/4,880,180.40 - Step 6: Final answer
x = 3,732,712.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.