Home / 1,319,438.40-1,978,005.60-897,345.60

Finding the Fourth Proportional to 1,319,438.40, 1,978,005.60 and 897,345.60

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Solution

The fourth proportional to 1,319,438.40, 1,978,005.60 and 897,345.60 is: 1,345,234.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,438.40 : 1,978,005.60 = 897,345.60 : x
  2. Step 2: Convert to fraction form
    1,319,438.40/1,978,005.60 = 897,345.60/x
  3. Step 3: Cross multiply
    1,319,438.40x = 1,978,005.60 × 897,345.60
  4. Step 4: Simplify right side
    1,319,438.40x = 1,774,954,621,935.36
  5. Step 5: Solve for x
    x = 1,774,954,621,935.36/1,319,438.40
  6. Step 6: Final answer
    x = 1,345,234.93

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