Finding the Fourth Proportional to 2,482,485.20, 3,418,247.88 and 1,871,525.84
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Solution
The fourth proportional to 2,482,485.20, 3,418,247.88 and 1,871,525.84 is: 2,576,989.88
Step by Step Solution
- Step 1: Write the proportion equation
2,482,485.20 : 3,418,247.88 = 1,871,525.84 : x - Step 2: Convert to fraction form
2,482,485.20/3,418,247.88 = 1,871,525.84/x - Step 3: Cross multiply
2,482,485.20x = 3,418,247.88 × 1,871,525.84 - Step 4: Simplify right side
2,482,485.20x = 6,397,339,234,945.22 - Step 5: Solve for x
x = 6,397,339,234,945.22/2,482,485.20 - Step 6: Final answer
x = 2,576,989.88
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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.