Home / 1,188,801.24-1,783,260.18-478,733.37

Finding the Fourth Proportional to 1,188,801.24, 1,783,260.18 and 478,733.37

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Solution

The fourth proportional to 1,188,801.24, 1,783,260.18 and 478,733.37 is: 718,123.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,801.24 : 1,783,260.18 = 478,733.37 : x
  2. Step 2: Convert to fraction form
    1,188,801.24/1,783,260.18 = 478,733.37/x
  3. Step 3: Cross multiply
    1,188,801.24x = 1,783,260.18 × 478,733.37
  4. Step 4: Simplify right side
    1,188,801.24x = 853,706,155,558.21
  5. Step 5: Solve for x
    x = 853,706,155,558.21/1,188,801.24
  6. Step 6: Final answer
    x = 718,123.54

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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.