Home / 1,039,830.20-1,556,634.90-978,313.40

Finding the Fourth Proportional to 1,039,830.20, 1,556,634.90 and 978,313.40

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Solution

The fourth proportional to 1,039,830.20, 1,556,634.90 and 978,313.40 is: 1,464,543.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,830.20 : 1,556,634.90 = 978,313.40 : x
  2. Step 2: Convert to fraction form
    1,039,830.20/1,556,634.90 = 978,313.40/x
  3. Step 3: Cross multiply
    1,039,830.20x = 1,556,634.90 × 978,313.40
  4. Step 4: Simplify right side
    1,039,830.20x = 1,522,876,781,577.66
  5. Step 5: Solve for x
    x = 1,522,876,781,577.66/1,039,830.20
  6. Step 6: Final answer
    x = 1,464,543.71

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