Home / 1,261,498.90-1,890,310.77-856,164.40

Finding the Fourth Proportional to 1,261,498.90, 1,890,310.77 and 856,164.40

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Solution

The fourth proportional to 1,261,498.90, 1,890,310.77 and 856,164.40 is: 1,282,931.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,498.90 : 1,890,310.77 = 856,164.40 : x
  2. Step 2: Convert to fraction form
    1,261,498.90/1,890,310.77 = 856,164.40/x
  3. Step 3: Cross multiply
    1,261,498.90x = 1,890,310.77 × 856,164.40
  4. Step 4: Simplify right side
    1,261,498.90x = 1,618,416,786,210.59
  5. Step 5: Solve for x
    x = 1,618,416,786,210.59/1,261,498.90
  6. Step 6: Final answer
    x = 1,282,931.59

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