Finding the Fourth Proportional to 4,043,109.20, 6,062,914.20 and 1,646,157.20
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Solution
The fourth proportional to 4,043,109.20, 6,062,914.20 and 1,646,157.20 is: 2,468,523.45
Step by Step Solution
- Step 1: Write the proportion equation
4,043,109.20 : 6,062,914.20 = 1,646,157.20 : x - Step 2: Convert to fraction form
4,043,109.20/6,062,914.20 = 1,646,157.20/x - Step 3: Cross multiply
4,043,109.20x = 6,062,914.20 × 1,646,157.20 - Step 4: Simplify right side
4,043,109.20x = 9,980,509,863,312.24 - Step 5: Solve for x
x = 9,980,509,863,312.24/4,043,109.20 - Step 6: Final answer
x = 2,468,523.45
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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.