Finding the Fourth Proportional to 1,559,469.11, 2,340,136.79 and 1,432,564.79
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Solution
The fourth proportional to 1,559,469.11, 2,340,136.79 and 1,432,564.79 is: 2,149,704.38
Step by Step Solution
- Step 1: Write the proportion equation
1,559,469.11 : 2,340,136.79 = 1,432,564.79 : x - Step 2: Convert to fraction form
1,559,469.11/2,340,136.79 = 1,432,564.79/x - Step 3: Cross multiply
1,559,469.11x = 2,340,136.79 × 1,432,564.79 - Step 4: Simplify right side
1,559,469.11x = 3,352,397,569,137.62 - Step 5: Solve for x
x = 3,352,397,569,137.62/1,559,469.11 - Step 6: Final answer
x = 2,149,704.38
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.