Home / 1,230,427.60-1,843,913.40-978,139.60

Finding the Fourth Proportional to 1,230,427.60, 1,843,913.40 and 978,139.60

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Solution

The fourth proportional to 1,230,427.60, 1,843,913.40 and 978,139.60 is: 1,465,835.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,427.60 : 1,843,913.40 = 978,139.60 : x
  2. Step 2: Convert to fraction form
    1,230,427.60/1,843,913.40 = 978,139.60/x
  3. Step 3: Cross multiply
    1,230,427.60x = 1,843,913.40 × 978,139.60
  4. Step 4: Simplify right side
    1,230,427.60x = 1,803,604,715,510.64
  5. Step 5: Solve for x
    x = 1,803,604,715,510.64/1,230,427.60
  6. Step 6: Final answer
    x = 1,465,835.71

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