Finding the Fourth Proportional to 4,043,120.70, 6,062,931.45 and 1,646,168.70
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Solution
The fourth proportional to 4,043,120.70, 6,062,931.45 and 1,646,168.70 is: 2,468,540.70
Step by Step Solution
- Step 1: Write the proportion equation
4,043,120.70 : 6,062,931.45 = 1,646,168.70 : x - Step 2: Convert to fraction form
4,043,120.70/6,062,931.45 = 1,646,168.70/x - Step 3: Cross multiply
4,043,120.70x = 6,062,931.45 × 1,646,168.70 - Step 4: Simplify right side
4,043,120.70x = 9,980,607,983,235.62 - Step 5: Solve for x
x = 9,980,607,983,235.62/4,043,120.70 - Step 6: Final answer
x = 2,468,540.70
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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.