Home / 1,244,281.20-1,866,421.80-864,399.30

Finding the Fourth Proportional to 1,244,281.20, 1,866,421.80 and 864,399.30

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Solution

The fourth proportional to 1,244,281.20, 1,866,421.80 and 864,399.30 is: 1,296,598.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,281.20 : 1,866,421.80 = 864,399.30 : x
  2. Step 2: Convert to fraction form
    1,244,281.20/1,866,421.80 = 864,399.30/x
  3. Step 3: Cross multiply
    1,244,281.20x = 1,866,421.80 × 864,399.30
  4. Step 4: Simplify right side
    1,244,281.20x = 1,613,333,697,424.74
  5. Step 5: Solve for x
    x = 1,613,333,697,424.74/1,244,281.20
  6. Step 6: Final answer
    x = 1,296,598.95

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