Home / 2,209,634.40-3,314,451.60-789,736.80

Finding the Fourth Proportional to 2,209,634.40, 3,314,451.60 and 789,736.80

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Solution

The fourth proportional to 2,209,634.40, 3,314,451.60 and 789,736.80 is: 1,184,605.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,634.40 : 3,314,451.60 = 789,736.80 : x
  2. Step 2: Convert to fraction form
    2,209,634.40/3,314,451.60 = 789,736.80/x
  3. Step 3: Cross multiply
    2,209,634.40x = 3,314,451.60 × 789,736.80
  4. Step 4: Simplify right side
    2,209,634.40x = 2,617,544,400,338.88
  5. Step 5: Solve for x
    x = 2,617,544,400,338.88/2,209,634.40
  6. Step 6: Final answer
    x = 1,184,605.20

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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.