Home / 1,318,360.73-1,977,724.92-407,617.55

Finding the Fourth Proportional to 1,318,360.73, 1,977,724.92 and 407,617.55

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Solution

The fourth proportional to 1,318,360.73, 1,977,724.92 and 407,617.55 is: 611,483.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,360.73 : 1,977,724.92 = 407,617.55 : x
  2. Step 2: Convert to fraction form
    1,318,360.73/1,977,724.92 = 407,617.55/x
  3. Step 3: Cross multiply
    1,318,360.73x = 1,977,724.92 × 407,617.55
  4. Step 4: Simplify right side
    1,318,360.73x = 806,155,384,426.26
  5. Step 5: Solve for x
    x = 806,155,384,426.26/1,318,360.73
  6. Step 6: Final answer
    x = 611,483.16

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