Finding the Fourth Proportional to 4,260,434.21, 5,879,445.93 and 2,326,751.69
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Solution
The fourth proportional to 4,260,434.21, 5,879,445.93 and 2,326,751.69 is: 3,210,942.85
Step by Step Solution
- Step 1: Write the proportion equation
4,260,434.21 : 5,879,445.93 = 2,326,751.69 : x - Step 2: Convert to fraction form
4,260,434.21/5,879,445.93 = 2,326,751.69/x - Step 3: Cross multiply
4,260,434.21x = 5,879,445.93 × 2,326,751.69 - Step 4: Simplify right side
4,260,434.21x = 13,680,010,753,891.12 - Step 5: Solve for x
x = 13,680,010,753,891.12/4,260,434.21 - Step 6: Final answer
x = 3,210,942.85
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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.