Finding the Fourth Proportional to 1,745,921.22, 2,618,992.50 and 547,890.84
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Solution
The fourth proportional to 1,745,921.22, 2,618,992.50 and 547,890.84 is: 821,870.99
Step by Step Solution
- Step 1: Write the proportion equation
1,745,921.22 : 2,618,992.50 = 547,890.84 : x - Step 2: Convert to fraction form
1,745,921.22/2,618,992.50 = 547,890.84/x - Step 3: Cross multiply
1,745,921.22x = 2,618,992.50 × 547,890.84 - Step 4: Simplify right side
1,745,921.22x = 1,434,922,000,778.70 - Step 5: Solve for x
x = 1,434,922,000,778.70/1,745,921.22 - Step 6: Final answer
x = 821,870.99
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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.