Home / 1,403,593.21-1,936,958.77-759,013.54

Finding the Fourth Proportional to 1,403,593.21, 1,936,958.77 and 759,013.54

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Solution

The fourth proportional to 1,403,593.21, 1,936,958.77 and 759,013.54 is: 1,047,438.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,593.21 : 1,936,958.77 = 759,013.54 : x
  2. Step 2: Convert to fraction form
    1,403,593.21/1,936,958.77 = 759,013.54/x
  3. Step 3: Cross multiply
    1,403,593.21x = 1,936,958.77 × 759,013.54
  4. Step 4: Simplify right side
    1,403,593.21x = 1,470,177,928,958.12
  5. Step 5: Solve for x
    x = 1,470,177,928,958.12/1,403,593.21
  6. Step 6: Final answer
    x = 1,047,438.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.