Finding the Fourth Proportional to 1,996,163.10, 2,994,244.65 and 1,464,722.10
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Solution
The fourth proportional to 1,996,163.10, 2,994,244.65 and 1,464,722.10 is: 2,197,083.15
Step by Step Solution
- Step 1: Write the proportion equation
1,996,163.10 : 2,994,244.65 = 1,464,722.10 : x - Step 2: Convert to fraction form
1,996,163.10/2,994,244.65 = 1,464,722.10/x - Step 3: Cross multiply
1,996,163.10x = 2,994,244.65 × 1,464,722.10 - Step 4: Simplify right side
1,996,163.10x = 4,385,736,311,661.77 - Step 5: Solve for x
x = 4,385,736,311,661.77/1,996,163.10 - Step 6: Final answer
x = 2,197,083.15
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1.5x scale
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.