Home / 1,383,601.60-2,074,711.20-634,801.60

Finding the Fourth Proportional to 1,383,601.60, 2,074,711.20 and 634,801.60

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Solution

The fourth proportional to 1,383,601.60, 2,074,711.20 and 634,801.60 is: 951,885.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,601.60 : 2,074,711.20 = 634,801.60 : x
  2. Step 2: Convert to fraction form
    1,383,601.60/2,074,711.20 = 634,801.60/x
  3. Step 3: Cross multiply
    1,383,601.60x = 2,074,711.20 × 634,801.60
  4. Step 4: Simplify right side
    1,383,601.60x = 1,317,029,989,297.92
  5. Step 5: Solve for x
    x = 1,317,029,989,297.92/1,383,601.60
  6. Step 6: Final answer
    x = 951,885.27

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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.