Finding the Fourth Proportional to 2,983,133.80, 4,474,700.70 and 739,271.80
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Solution
The fourth proportional to 2,983,133.80, 4,474,700.70 and 739,271.80 is: 1,108,907.70
Step by Step Solution
- Step 1: Write the proportion equation
2,983,133.80 : 4,474,700.70 = 739,271.80 : x - Step 2: Convert to fraction form
2,983,133.80/4,474,700.70 = 739,271.80/x - Step 3: Cross multiply
2,983,133.80x = 4,474,700.70 × 739,271.80 - Step 4: Simplify right side
2,983,133.80x = 3,308,020,040,950.26 - Step 5: Solve for x
x = 3,308,020,040,950.26/2,983,133.80 - Step 6: Final answer
x = 1,108,907.70
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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.