Home / 1,369,272.60-2,054,103.30-422,544.60

Finding the Fourth Proportional to 1,369,272.60, 2,054,103.30 and 422,544.60

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Solution

The fourth proportional to 1,369,272.60, 2,054,103.30 and 422,544.60 is: 633,876.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,272.60 : 2,054,103.30 = 422,544.60 : x
  2. Step 2: Convert to fraction form
    1,369,272.60/2,054,103.30 = 422,544.60/x
  3. Step 3: Cross multiply
    1,369,272.60x = 2,054,103.30 × 422,544.60
  4. Step 4: Simplify right side
    1,369,272.60x = 867,950,257,257.18
  5. Step 5: Solve for x
    x = 867,950,257,257.18/1,369,272.60
  6. Step 6: Final answer
    x = 633,876.89

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Similar ratio
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1.5x scale

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.