Home / 1,272,961.62-1,909,299.87-326,354.58

Finding the Fourth Proportional to 1,272,961.62, 1,909,299.87 and 326,354.58

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Solution

The fourth proportional to 1,272,961.62, 1,909,299.87 and 326,354.58 is: 489,495.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,961.62 : 1,909,299.87 = 326,354.58 : x
  2. Step 2: Convert to fraction form
    1,272,961.62/1,909,299.87 = 326,354.58/x
  3. Step 3: Cross multiply
    1,272,961.62x = 1,909,299.87 × 326,354.58
  4. Step 4: Simplify right side
    1,272,961.62x = 623,108,757,167.91
  5. Step 5: Solve for x
    x = 623,108,757,167.91/1,272,961.62
  6. Step 6: Final answer
    x = 489,495.32

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