Finding the Fourth Proportional to 2,202,242.20, 3,303,363.30 and 1,405,080.70
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Solution
The fourth proportional to 2,202,242.20, 3,303,363.30 and 1,405,080.70 is: 2,107,621.05
Step by Step Solution
- Step 1: Write the proportion equation
2,202,242.20 : 3,303,363.30 = 1,405,080.70 : x - Step 2: Convert to fraction form
2,202,242.20/3,303,363.30 = 1,405,080.70/x - Step 3: Cross multiply
2,202,242.20x = 3,303,363.30 × 1,405,080.70 - Step 4: Simplify right side
2,202,242.20x = 4,641,492,017,918.31 - Step 5: Solve for x
x = 4,641,492,017,918.31/2,202,242.20 - Step 6: Final answer
x = 2,107,621.05
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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.