Finding the Fourth Proportional to 2,234,620.78, 3,352,128.84 and 637,149.58
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Solution
The fourth proportional to 2,234,620.78, 3,352,128.84 and 637,149.58 is: 955,780.73
Step by Step Solution
- Step 1: Write the proportion equation
2,234,620.78 : 3,352,128.84 = 637,149.58 : x - Step 2: Convert to fraction form
2,234,620.78/3,352,128.84 = 637,149.58/x - Step 3: Cross multiply
2,234,620.78x = 3,352,128.84 × 637,149.58 - Step 4: Simplify right side
2,234,620.78x = 2,135,807,482,511.89 - Step 5: Solve for x
x = 2,135,807,482,511.89/2,234,620.78 - Step 6: Final answer
x = 955,780.73
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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.