Finding the Fourth Proportional to 1,863,363.36, 2,794,357.44 and 664,965.12
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Solution
The fourth proportional to 1,863,363.36, 2,794,357.44 and 664,965.12 is: 997,202.30
Step by Step Solution
- Step 1: Write the proportion equation
1,863,363.36 : 2,794,357.44 = 664,965.12 : x - Step 2: Convert to fraction form
1,863,363.36/2,794,357.44 = 664,965.12/x - Step 3: Cross multiply
1,863,363.36x = 2,794,357.44 × 664,965.12 - Step 4: Simplify right side
1,863,363.36x = 1,858,150,230,412.49 - Step 5: Solve for x
x = 1,858,150,230,412.49/1,863,363.36 - Step 6: Final answer
x = 997,202.30
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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.