Home / 1,338,913.43-2,008,709.97-619,773.48

Finding the Fourth Proportional to 1,338,913.43, 2,008,709.97 and 619,773.48

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Solution

The fourth proportional to 1,338,913.43, 2,008,709.97 and 619,773.48 is: 929,817.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,913.43 : 2,008,709.97 = 619,773.48 : x
  2. Step 2: Convert to fraction form
    1,338,913.43/2,008,709.97 = 619,773.48/x
  3. Step 3: Cross multiply
    1,338,913.43x = 2,008,709.97 × 619,773.48
  4. Step 4: Simplify right side
    1,338,913.43x = 1,244,945,168,417.60
  5. Step 5: Solve for x
    x = 1,244,945,168,417.60/1,338,913.43
  6. Step 6: Final answer
    x = 929,817.53

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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.