Home / 2,519,801.60-3,789,033.60-2,109,228.80

Finding the Fourth Proportional to 2,519,801.60, 3,789,033.60 and 2,109,228.80

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Solution

The fourth proportional to 2,519,801.60, 3,789,033.60 and 2,109,228.80 is: 3,171,653.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,801.60 : 3,789,033.60 = 2,109,228.80 : x
  2. Step 2: Convert to fraction form
    2,519,801.60/3,789,033.60 = 2,109,228.80/x
  3. Step 3: Cross multiply
    2,519,801.60x = 3,789,033.60 × 2,109,228.80
  4. Step 4: Simplify right side
    2,519,801.60x = 7,991,938,793,287.68
  5. Step 5: Solve for x
    x = 7,991,938,793,287.68/2,519,801.60
  6. Step 6: Final answer
    x = 3,171,653.99

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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.