Home / 1,854,876.20-2,783,235.90-732,981.80

Finding the Fourth Proportional to 1,854,876.20, 2,783,235.90 and 732,981.80

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Solution

The fourth proportional to 1,854,876.20, 2,783,235.90 and 732,981.80 is: 1,099,836.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854,876.20 : 2,783,235.90 = 732,981.80 : x
  2. Step 2: Convert to fraction form
    1,854,876.20/2,783,235.90 = 732,981.80/x
  3. Step 3: Cross multiply
    1,854,876.20x = 2,783,235.90 × 732,981.80
  4. Step 4: Simplify right side
    1,854,876.20x = 2,040,061,259,806.62
  5. Step 5: Solve for x
    x = 2,040,061,259,806.62/1,854,876.20
  6. Step 6: Final answer
    x = 1,099,836.88

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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.