Finding the Fourth Proportional to 4,740,834.63, 6,542,369.13 and 2,565,377.80
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Solution
The fourth proportional to 4,740,834.63, 6,542,369.13 and 2,565,377.80 is: 3,540,230.75
Step by Step Solution
- Step 1: Write the proportion equation
4,740,834.63 : 6,542,369.13 = 2,565,377.80 : x - Step 2: Convert to fraction form
4,740,834.63/6,542,369.13 = 2,565,377.80/x - Step 3: Cross multiply
4,740,834.63x = 6,542,369.13 × 2,565,377.80 - Step 4: Simplify right side
4,740,834.63x = 16,783,648,525,507.31 - Step 5: Solve for x
x = 16,783,648,525,507.31/4,740,834.63 - Step 6: Final answer
x = 3,540,230.75
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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.