Finding the Fourth Proportional to 2,157,595.41, 3,235,551.12 and 809,022.36
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Solution
The fourth proportional to 2,157,595.41, 3,235,551.12 and 809,022.36 is: 1,213,217.82
Step by Step Solution
- Step 1: Write the proportion equation
2,157,595.41 : 3,235,551.12 = 809,022.36 : x - Step 2: Convert to fraction form
2,157,595.41/3,235,551.12 = 809,022.36/x - Step 3: Cross multiply
2,157,595.41x = 3,235,551.12 × 809,022.36 - Step 4: Simplify right side
2,157,595.41x = 2,617,633,203,003.04 - Step 5: Solve for x
x = 2,617,633,203,003.04/2,157,595.41 - Step 6: Final answer
x = 1,213,217.82
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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.