Home / 2,206,656.40-3,309,984.60-786,758.80

Finding the Fourth Proportional to 2,206,656.40, 3,309,984.60 and 786,758.80

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Solution

The fourth proportional to 2,206,656.40, 3,309,984.60 and 786,758.80 is: 1,180,138.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206,656.40 : 3,309,984.60 = 786,758.80 : x
  2. Step 2: Convert to fraction form
    2,206,656.40/3,309,984.60 = 786,758.80/x
  3. Step 3: Cross multiply
    2,206,656.40x = 3,309,984.60 × 786,758.80
  4. Step 4: Simplify right side
    2,206,656.40x = 2,604,159,511,914.48
  5. Step 5: Solve for x
    x = 2,604,159,511,914.48/2,206,656.40
  6. Step 6: Final answer
    x = 1,180,138.20

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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.