Finding the Fourth Proportional to 1,932,826.08, 2,667,226.91 and 1,073,441.70
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Solution
The fourth proportional to 1,932,826.08, 2,667,226.91 and 1,073,441.70 is: 1,481,308.95
Step by Step Solution
- Step 1: Write the proportion equation
1,932,826.08 : 2,667,226.91 = 1,073,441.70 : x - Step 2: Convert to fraction form
1,932,826.08/2,667,226.91 = 1,073,441.70/x - Step 3: Cross multiply
1,932,826.08x = 2,667,226.91 × 1,073,441.70 - Step 4: Simplify right side
1,932,826.08x = 2,863,112,581,336.70 - Step 5: Solve for x
x = 2,863,112,581,336.70/1,932,826.08 - Step 6: Final answer
x = 1,481,308.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.