Home / 1,039,906.70-1,556,749.65-978,389.90

Finding the Fourth Proportional to 1,039,906.70, 1,556,749.65 and 978,389.90

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Solution

The fourth proportional to 1,039,906.70, 1,556,749.65 and 978,389.90 is: 1,464,658.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,906.70 : 1,556,749.65 = 978,389.90 : x
  2. Step 2: Convert to fraction form
    1,039,906.70/1,556,749.65 = 978,389.90/x
  3. Step 3: Cross multiply
    1,039,906.70x = 1,556,749.65 × 978,389.90
  4. Step 4: Simplify right side
    1,039,906.70x = 1,523,108,134,388.54
  5. Step 5: Solve for x
    x = 1,523,108,134,388.54/1,039,906.70
  6. Step 6: Final answer
    x = 1,464,658.45

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