Home / 2,511,898.60-3,768,078.30-829,005.80

Finding the Fourth Proportional to 2,511,898.60, 3,768,078.30 and 829,005.80

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Solution

The fourth proportional to 2,511,898.60, 3,768,078.30 and 829,005.80 is: 1,243,584.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511,898.60 : 3,768,078.30 = 829,005.80 : x
  2. Step 2: Convert to fraction form
    2,511,898.60/3,768,078.30 = 829,005.80/x
  3. Step 3: Cross multiply
    2,511,898.60x = 3,768,078.30 × 829,005.80
  4. Step 4: Simplify right side
    2,511,898.60x = 3,123,758,765,554.14
  5. Step 5: Solve for x
    x = 3,123,758,765,554.14/2,511,898.60
  6. Step 6: Final answer
    x = 1,243,584.74

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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.