Finding the Fourth Proportional to 4,928,993.60, 6,792,321.84 and 3,768,754.44
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Solution
The fourth proportional to 4,928,993.60, 6,792,321.84 and 3,768,754.44 is: 5,193,472.58
Step by Step Solution
- Step 1: Write the proportion equation
4,928,993.60 : 6,792,321.84 = 3,768,754.44 : x - Step 2: Convert to fraction form
4,928,993.60/6,792,321.84 = 3,768,754.44/x - Step 3: Cross multiply
4,928,993.60x = 6,792,321.84 × 3,768,754.44 - Step 4: Simplify right side
4,928,993.60x = 25,598,593,092,408.97 - Step 5: Solve for x
x = 25,598,593,092,408.97/4,928,993.60 - Step 6: Final answer
x = 5,193,472.58
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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.