Finding the Fourth Proportional to 2,211,731.62, 3,050,617.36 and 1,476,315.09
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Solution
The fourth proportional to 2,211,731.62, 3,050,617.36 and 1,476,315.09 is: 2,036,265.34
Step by Step Solution
- Step 1: Write the proportion equation
2,211,731.62 : 3,050,617.36 = 1,476,315.09 : x - Step 2: Convert to fraction form
2,211,731.62/3,050,617.36 = 1,476,315.09/x - Step 3: Cross multiply
2,211,731.62x = 3,050,617.36 × 1,476,315.09 - Step 4: Simplify right side
2,211,731.62x = 4,503,672,435,002.39 - Step 5: Solve for x
x = 4,503,672,435,002.39/2,211,731.62 - Step 6: Final answer
x = 2,036,265.34
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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.