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Finding the Fourth Proportional to 1,702,387.70, 2,553,581.55 and 1,397,957.30

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Solution

The fourth proportional to 1,702,387.70, 2,553,581.55 and 1,397,957.30 is: 2,096,935.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,387.70 : 2,553,581.55 = 1,397,957.30 : x
  2. Step 2: Convert to fraction form
    1,702,387.70/2,553,581.55 = 1,397,957.30/x
  3. Step 3: Cross multiply
    1,702,387.70x = 2,553,581.55 × 1,397,957.30
  4. Step 4: Simplify right side
    1,702,387.70x = 3,569,797,968,967.82
  5. Step 5: Solve for x
    x = 3,569,797,968,967.82/1,702,387.70
  6. Step 6: Final answer
    x = 2,096,935.95

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