Home / 1,110,980.30-1,666,470.45-978,010.70

Finding the Fourth Proportional to 1,110,980.30, 1,666,470.45 and 978,010.70

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Solution

The fourth proportional to 1,110,980.30, 1,666,470.45 and 978,010.70 is: 1,467,016.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,980.30 : 1,666,470.45 = 978,010.70 : x
  2. Step 2: Convert to fraction form
    1,110,980.30/1,666,470.45 = 978,010.70/x
  3. Step 3: Cross multiply
    1,110,980.30x = 1,666,470.45 × 978,010.70
  4. Step 4: Simplify right side
    1,110,980.30x = 1,629,825,931,333.82
  5. Step 5: Solve for x
    x = 1,629,825,931,333.82/1,110,980.30
  6. Step 6: Final answer
    x = 1,467,016.05

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