Home / 1,761,245.78-2,641,035.89-682,263.70

Finding the Fourth Proportional to 1,761,245.78, 2,641,035.89 and 682,263.70

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Solution

The fourth proportional to 1,761,245.78, 2,641,035.89 and 682,263.70 is: 1,023,072.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,245.78 : 2,641,035.89 = 682,263.70 : x
  2. Step 2: Convert to fraction form
    1,761,245.78/2,641,035.89 = 682,263.70/x
  3. Step 3: Cross multiply
    1,761,245.78x = 2,641,035.89 × 682,263.70
  4. Step 4: Simplify right side
    1,761,245.78x = 1,801,882,910,492.77
  5. Step 5: Solve for x
    x = 1,801,882,910,492.77/1,761,245.78
  6. Step 6: Final answer
    x = 1,023,072.95

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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.