Finding the Fourth Proportional to 2,125,765.74, 3,189,198.35 and 609,559.65
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Solution
The fourth proportional to 2,125,765.74, 3,189,198.35 and 609,559.65 is: 914,497.11
Step by Step Solution
- Step 1: Write the proportion equation
2,125,765.74 : 3,189,198.35 = 609,559.65 : x - Step 2: Convert to fraction form
2,125,765.74/3,189,198.35 = 609,559.65/x - Step 3: Cross multiply
2,125,765.74x = 3,189,198.35 × 609,559.65 - Step 4: Simplify right side
2,125,765.74x = 1,944,006,626,958.78 - Step 5: Solve for x
x = 1,944,006,626,958.78/2,125,765.74 - Step 6: Final answer
x = 914,497.11
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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.