Finding the Fourth Proportional to 1,815,599.21, 2,723,759.66 and 617,199.75
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Solution
The fourth proportional to 1,815,599.21, 2,723,759.66 and 617,199.75 is: 925,922.30
Step by Step Solution
- Step 1: Write the proportion equation
1,815,599.21 : 2,723,759.66 = 617,199.75 : x - Step 2: Convert to fraction form
1,815,599.21/2,723,759.66 = 617,199.75/x - Step 3: Cross multiply
1,815,599.21x = 2,723,759.66 × 617,199.75 - Step 4: Simplify right side
1,815,599.21x = 1,681,103,782,755.08 - Step 5: Solve for x
x = 1,681,103,782,755.08/1,815,599.21 - Step 6: Final answer
x = 925,922.30
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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.