Finding the Fourth Proportional to 2,890,888.14, 4,342,589.46 and 1,879,489.94
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Solution
The fourth proportional to 2,890,888.14, 4,342,589.46 and 1,879,489.94 is: 2,823,303.02
Step by Step Solution
- Step 1: Write the proportion equation
2,890,888.14 : 4,342,589.46 = 1,879,489.94 : x - Step 2: Convert to fraction form
2,890,888.14/4,342,589.46 = 1,879,489.94/x - Step 3: Cross multiply
2,890,888.14x = 4,342,589.46 × 1,879,489.94 - Step 4: Simplify right side
2,890,888.14x = 8,161,853,203,620.03 - Step 5: Solve for x
x = 8,161,853,203,620.03/2,890,888.14 - Step 6: Final answer
x = 2,823,303.02
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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.