Finding the Fourth Proportional to 2,783,683, 4,175,524.50 and 682,435
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Solution
The fourth proportional to 2,783,683, 4,175,524.50 and 682,435 is: 1,023,652.50
Step by Step Solution
- Step 1: Write the proportion equation
2,783,683 : 4,175,524.50 = 682,435 : x - Step 2: Convert to fraction form
2,783,683/4,175,524.50 = 682,435/x - Step 3: Cross multiply
2,783,683x = 4,175,524.50 × 682,435 - Step 4: Simplify right side
2,783,683x = 2,849,524,062,157.50 - Step 5: Solve for x
x = 2,849,524,062,157.50/2,783,683 - Step 6: Final answer
x = 1,023,652.50
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1.5x scale
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.