Home / 1,294,701.60-1,942,198.20-396,136.20

Finding the Fourth Proportional to 1,294,701.60, 1,942,198.20 and 396,136.20

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Solution

The fourth proportional to 1,294,701.60, 1,942,198.20 and 396,136.20 is: 594,248.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,701.60 : 1,942,198.20 = 396,136.20 : x
  2. Step 2: Convert to fraction form
    1,294,701.60/1,942,198.20 = 396,136.20/x
  3. Step 3: Cross multiply
    1,294,701.60x = 1,942,198.20 × 396,136.20
  4. Step 4: Simplify right side
    1,294,701.60x = 769,375,014,594.84
  5. Step 5: Solve for x
    x = 769,375,014,594.84/1,294,701.60
  6. Step 6: Final answer
    x = 594,248.91

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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.