Finding the Fourth Proportional to 3,433,083.78, 4,737,129.57 and 2,056,104.84
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Solution
The fourth proportional to 3,433,083.78, 4,737,129.57 and 2,056,104.84 is: 2,837,109.63
Step by Step Solution
- Step 1: Write the proportion equation
3,433,083.78 : 4,737,129.57 = 2,056,104.84 : x - Step 2: Convert to fraction form
3,433,083.78/4,737,129.57 = 2,056,104.84/x - Step 3: Cross multiply
3,433,083.78x = 4,737,129.57 × 2,056,104.84 - Step 4: Simplify right side
3,433,083.78x = 9,740,035,036,584.12 - Step 5: Solve for x
x = 9,740,035,036,584.12/3,433,083.78 - Step 6: Final answer
x = 2,837,109.63
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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.