Home / 1,978,826.40-2,964,740.40-1,677,895.20

Finding the Fourth Proportional to 1,978,826.40, 2,964,740.40 and 1,677,895.20

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Solution

The fourth proportional to 1,978,826.40, 2,964,740.40 and 1,677,895.20 is: 2,513,875.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,826.40 : 2,964,740.40 = 1,677,895.20 : x
  2. Step 2: Convert to fraction form
    1,978,826.40/2,964,740.40 = 1,677,895.20/x
  3. Step 3: Cross multiply
    1,978,826.40x = 2,964,740.40 × 1,677,895.20
  4. Step 4: Simplify right side
    1,978,826.40x = 4,974,523,686,406.08
  5. Step 5: Solve for x
    x = 4,974,523,686,406.08/1,978,826.40
  6. Step 6: Final answer
    x = 2,513,875.74

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