Home / 1,353,788.44-1,869,077.24-871,192.06

Finding the Fourth Proportional to 1,353,788.44, 1,869,077.24 and 871,192.06

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Solution

The fourth proportional to 1,353,788.44, 1,869,077.24 and 871,192.06 is: 1,202,791.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,788.44 : 1,869,077.24 = 871,192.06 : x
  2. Step 2: Convert to fraction form
    1,353,788.44/1,869,077.24 = 871,192.06/x
  3. Step 3: Cross multiply
    1,353,788.44x = 1,869,077.24 × 871,192.06
  4. Step 4: Simplify right side
    1,353,788.44x = 1,628,325,251,014.71
  5. Step 5: Solve for x
    x = 1,628,325,251,014.71/1,353,788.44
  6. Step 6: Final answer
    x = 1,202,791.52

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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.