Home / 2,969,285.70-4,457,078.04-2,629,932.09

Finding the Fourth Proportional to 2,969,285.70, 4,457,078.04 and 2,629,932.09

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Solution

The fourth proportional to 2,969,285.70, 4,457,078.04 and 2,629,932.09 is: 3,947,687.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,285.70 : 4,457,078.04 = 2,629,932.09 : x
  2. Step 2: Convert to fraction form
    2,969,285.70/4,457,078.04 = 2,629,932.09/x
  3. Step 3: Cross multiply
    2,969,285.70x = 4,457,078.04 × 2,629,932.09
  4. Step 4: Simplify right side
    2,969,285.70x = 11,721,812,565,030.30
  5. Step 5: Solve for x
    x = 11,721,812,565,030.30/2,969,285.70
  6. Step 6: Final answer
    x = 3,947,687.68

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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.