Finding the Fourth Proportional to 4,740,999.38, 6,542,596.36 and 2,565,542.29
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Solution
The fourth proportional to 4,740,999.38, 6,542,596.36 and 2,565,542.29 is: 3,540,457.68
Step by Step Solution
- Step 1: Write the proportion equation
4,740,999.38 : 6,542,596.36 = 2,565,542.29 : x - Step 2: Convert to fraction form
4,740,999.38/6,542,596.36 = 2,565,542.29/x - Step 3: Cross multiply
4,740,999.38x = 6,542,596.36 × 2,565,542.29 - Step 4: Simplify right side
4,740,999.38x = 16,785,307,647,980.07 - Step 5: Solve for x
x = 16,785,307,647,980.07/4,740,999.38 - Step 6: Final answer
x = 3,540,457.68
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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.