Home / 1,446,667.40-2,170,119.46-726,638.88

Finding the Fourth Proportional to 1,446,667.40, 2,170,119.46 and 726,638.88

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Solution

The fourth proportional to 1,446,667.40, 2,170,119.46 and 726,638.88 is: 1,090,017.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,667.40 : 2,170,119.46 = 726,638.88 : x
  2. Step 2: Convert to fraction form
    1,446,667.40/2,170,119.46 = 726,638.88/x
  3. Step 3: Cross multiply
    1,446,667.40x = 2,170,119.46 × 726,638.88
  4. Step 4: Simplify right side
    1,446,667.40x = 1,576,893,173,880.60
  5. Step 5: Solve for x
    x = 1,576,893,173,880.60/1,446,667.40
  6. Step 6: Final answer
    x = 1,090,017.77

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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.