Finding the Fourth Proportional to 1,682,331.13, 2,523,894.45 and 545,091.43
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Solution
The fourth proportional to 1,682,331.13, 2,523,894.45 and 545,091.43 is: 817,766.02
Step by Step Solution
- Step 1: Write the proportion equation
1,682,331.13 : 2,523,894.45 = 545,091.43 : x - Step 2: Convert to fraction form
1,682,331.13/2,523,894.45 = 545,091.43/x - Step 3: Cross multiply
1,682,331.13x = 2,523,894.45 × 545,091.43 - Step 4: Simplify right side
1,682,331.13x = 1,375,753,234,919.56 - Step 5: Solve for x
x = 1,375,753,234,919.56/1,682,331.13 - Step 6: Final answer
x = 817,766.02
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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.