Finding the Fourth Proportional to 4,285,438.44, 5,914,075.56 and 2,351,768.20
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Solution
The fourth proportional to 4,285,438.44, 5,914,075.56 and 2,351,768.20 is: 3,245,533.69
Step by Step Solution
- Step 1: Write the proportion equation
4,285,438.44 : 5,914,075.56 = 2,351,768.20 : x - Step 2: Convert to fraction form
4,285,438.44/5,914,075.56 = 2,351,768.20/x - Step 3: Cross multiply
4,285,438.44x = 5,914,075.56 × 2,351,768.20 - Step 4: Simplify right side
4,285,438.44x = 13,908,534,834,405.19 - Step 5: Solve for x
x = 13,908,534,834,405.19/4,285,438.44 - Step 6: Final answer
x = 3,245,533.69
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1.5x scale
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.