Home / 2,158,135.32-2,978,226.29-1,191,265.36

Finding the Fourth Proportional to 2,158,135.32, 2,978,226.29 and 1,191,265.36

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Solution

The fourth proportional to 2,158,135.32, 2,978,226.29 and 1,191,265.36 is: 1,643,945.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,135.32 : 2,978,226.29 = 1,191,265.36 : x
  2. Step 2: Convert to fraction form
    2,158,135.32/2,978,226.29 = 1,191,265.36/x
  3. Step 3: Cross multiply
    2,158,135.32x = 2,978,226.29 × 1,191,265.36
  4. Step 4: Simplify right side
    2,158,135.32x = 3,547,857,813,518.32
  5. Step 5: Solve for x
    x = 3,547,857,813,518.32/2,158,135.32
  6. Step 6: Final answer
    x = 1,643,945.95

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