Home / 2,742,103.39-3,784,076.38-1,580,122.75

Finding the Fourth Proportional to 2,742,103.39, 3,784,076.38 and 1,580,122.75

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Solution

The fourth proportional to 2,742,103.39, 3,784,076.38 and 1,580,122.75 is: 2,180,554.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,103.39 : 3,784,076.38 = 1,580,122.75 : x
  2. Step 2: Convert to fraction form
    2,742,103.39/3,784,076.38 = 1,580,122.75/x
  3. Step 3: Cross multiply
    2,742,103.39x = 3,784,076.38 × 1,580,122.75
  4. Step 4: Simplify right side
    2,742,103.39x = 5,979,305,167,875.03
  5. Step 5: Solve for x
    x = 5,979,305,167,875.03/2,742,103.39
  6. Step 6: Final answer
    x = 2,180,554.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.