Home / 1,091,690.30-1,638,118.65-492,743.90

Finding the Fourth Proportional to 1,091,690.30, 1,638,118.65 and 492,743.90

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Solution

The fourth proportional to 1,091,690.30, 1,638,118.65 and 492,743.90 is: 739,379.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,690.30 : 1,638,118.65 = 492,743.90 : x
  2. Step 2: Convert to fraction form
    1,091,690.30/1,638,118.65 = 492,743.90/x
  3. Step 3: Cross multiply
    1,091,690.30x = 1,638,118.65 × 492,743.90
  4. Step 4: Simplify right side
    1,091,690.30x = 807,172,972,263.74
  5. Step 5: Solve for x
    x = 807,172,972,263.74/1,091,690.30
  6. Step 6: Final answer
    x = 739,379.08

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