Home / 2,489,219.70-3,733,829.55-806,323.20

Finding the Fourth Proportional to 2,489,219.70, 3,733,829.55 and 806,323.20

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Solution

The fourth proportional to 2,489,219.70, 3,733,829.55 and 806,323.20 is: 1,209,484.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,219.70 : 3,733,829.55 = 806,323.20 : x
  2. Step 2: Convert to fraction form
    2,489,219.70/3,733,829.55 = 806,323.20/x
  3. Step 3: Cross multiply
    2,489,219.70x = 3,733,829.55 × 806,323.20
  4. Step 4: Simplify right side
    2,489,219.70x = 3,010,673,391,010.56
  5. Step 5: Solve for x
    x = 3,010,673,391,010.56/2,489,219.70
  6. Step 6: Final answer
    x = 1,209,484.80

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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.