Home / 1,135,739.74-1,567,325.75-619,504.73

Finding the Fourth Proportional to 1,135,739.74, 1,567,325.75 and 619,504.73

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Solution

The fourth proportional to 1,135,739.74, 1,567,325.75 and 619,504.73 is: 854,919.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,739.74 : 1,567,325.75 = 619,504.73 : x
  2. Step 2: Convert to fraction form
    1,135,739.74/1,567,325.75 = 619,504.73/x
  3. Step 3: Cross multiply
    1,135,739.74x = 1,567,325.75 × 619,504.73
  4. Step 4: Simplify right side
    1,135,739.74x = 970,965,718,411.94
  5. Step 5: Solve for x
    x = 970,965,718,411.94/1,135,739.74
  6. Step 6: Final answer
    x = 854,919.21

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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.