Finding the Fourth Proportional to 4,438,469.36, 6,659,809.50 and 3,074,340.26
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Solution
The fourth proportional to 4,438,469.36, 6,659,809.50 and 3,074,340.26 is: 4,612,968.75
Step by Step Solution
- Step 1: Write the proportion equation
4,438,469.36 : 6,659,809.50 = 3,074,340.26 : x - Step 2: Convert to fraction form
4,438,469.36/6,659,809.50 = 3,074,340.26/x - Step 3: Cross multiply
4,438,469.36x = 6,659,809.50 × 3,074,340.26 - Step 4: Simplify right side
4,438,469.36x = 20,474,520,469,780.47 - Step 5: Solve for x
x = 20,474,520,469,780.47/4,438,469.36 - Step 6: Final answer
x = 4,612,968.75
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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.