Home / 1,375,758.44-1,898,536.74-763,908.20

Finding the Fourth Proportional to 1,375,758.44, 1,898,536.74 and 763,908.20

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Solution

The fourth proportional to 1,375,758.44, 1,898,536.74 and 763,908.20 is: 1,054,187.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,758.44 : 1,898,536.74 = 763,908.20 : x
  2. Step 2: Convert to fraction form
    1,375,758.44/1,898,536.74 = 763,908.20/x
  3. Step 3: Cross multiply
    1,375,758.44x = 1,898,536.74 × 763,908.20
  4. Step 4: Simplify right side
    1,375,758.44x = 1,450,307,783,687.27
  5. Step 5: Solve for x
    x = 1,450,307,783,687.27/1,375,758.44
  6. Step 6: Final answer
    x = 1,054,187.81

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