Finding the Fourth Proportional to 2,734,592.26, 4,099,690.30 and 1,879,129.19
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Solution
The fourth proportional to 2,734,592.26, 4,099,690.30 and 1,879,129.19 is: 2,817,183.32
Step by Step Solution
- Step 1: Write the proportion equation
2,734,592.26 : 4,099,690.30 = 1,879,129.19 : x - Step 2: Convert to fraction form
2,734,592.26/4,099,690.30 = 1,879,129.19/x - Step 3: Cross multiply
2,734,592.26x = 4,099,690.30 × 1,879,129.19 - Step 4: Simplify right side
2,734,592.26x = 7,703,847,712,689.86 - Step 5: Solve for x
x = 7,703,847,712,689.86/2,734,592.26 - Step 6: Final answer
x = 2,817,183.32
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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.