Finding the Fourth Proportional to 4,043,115.20, 6,062,923.20 and 1,646,163.20
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Solution
The fourth proportional to 4,043,115.20, 6,062,923.20 and 1,646,163.20 is: 2,468,532.45
Step by Step Solution
- Step 1: Write the proportion equation
4,043,115.20 : 6,062,923.20 = 1,646,163.20 : x - Step 2: Convert to fraction form
4,043,115.20/6,062,923.20 = 1,646,163.20/x - Step 3: Cross multiply
4,043,115.20x = 6,062,923.20 × 1,646,163.20 - Step 4: Simplify right side
4,043,115.20x = 9,980,561,056,266.24 - Step 5: Solve for x
x = 9,980,561,056,266.24/4,043,115.20 - Step 6: Final answer
x = 2,468,532.45
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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.