Finding the Fourth Proportional to 1,815,605.97, 2,723,769.81 and 617,206.50
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Solution
The fourth proportional to 1,815,605.97, 2,723,769.81 and 617,206.50 is: 925,932.42
Step by Step Solution
- Step 1: Write the proportion equation
1,815,605.97 : 2,723,769.81 = 617,206.50 : x - Step 2: Convert to fraction form
1,815,605.97/2,723,769.81 = 617,206.50/x - Step 3: Cross multiply
1,815,605.97x = 2,723,769.81 × 617,206.50 - Step 4: Simplify right side
1,815,605.97x = 1,681,128,431,235.77 - Step 5: Solve for x
x = 1,681,128,431,235.77/1,815,605.97 - Step 6: Final answer
x = 925,932.42
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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.