Finding the Fourth Proportional to 4,890,907.76, 6,744,762.12 and 3,146,797.04
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Solution
The fourth proportional to 4,890,907.76, 6,744,762.12 and 3,146,797.04 is: 4,339,562.00
Step by Step Solution
- Step 1: Write the proportion equation
4,890,907.76 : 6,744,762.12 = 3,146,797.04 : x - Step 2: Convert to fraction form
4,890,907.76/6,744,762.12 = 3,146,797.04/x - Step 3: Cross multiply
4,890,907.76x = 6,744,762.12 × 3,146,797.04 - Step 4: Simplify right side
4,890,907.76x = 21,224,397,474,720.12 - Step 5: Solve for x
x = 21,224,397,474,720.12/4,890,907.76 - Step 6: Final answer
x = 4,339,562.00
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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.