Finding the Fourth Proportional to 4,226,021.68, 6,339,418.92 and 1,193,432.68
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Solution
The fourth proportional to 4,226,021.68, 6,339,418.92 and 1,193,432.68 is: 1,790,258.14
Step by Step Solution
- Step 1: Write the proportion equation
4,226,021.68 : 6,339,418.92 = 1,193,432.68 : x - Step 2: Convert to fraction form
4,226,021.68/6,339,418.92 = 1,193,432.68/x - Step 3: Cross multiply
4,226,021.68x = 6,339,418.92 × 1,193,432.68 - Step 4: Simplify right side
4,226,021.68x = 7,565,669,711,338.31 - Step 5: Solve for x
x = 7,565,669,711,338.31/4,226,021.68 - Step 6: Final answer
x = 1,790,258.14
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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.