Finding the Fourth Proportional to 1,563,136.94, 2,343,480.53 and 617,215.70
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Solution
The fourth proportional to 1,563,136.94, 2,343,480.53 and 617,215.70 is: 925,339.90
Step by Step Solution
- Step 1: Write the proportion equation
1,563,136.94 : 2,343,480.53 = 617,215.70 : x - Step 2: Convert to fraction form
1,563,136.94/2,343,480.53 = 617,215.70/x - Step 3: Cross multiply
1,563,136.94x = 2,343,480.53 × 617,215.70 - Step 4: Simplify right side
1,563,136.94x = 1,446,432,978,532.94 - Step 5: Solve for x
x = 1,446,432,978,532.94/1,563,136.94 - Step 6: Final answer
x = 925,339.90
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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.