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Finding the Fourth Proportional to 1,214,946.80, 1,819,795.80 and 1,004,994.80

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Solution

The fourth proportional to 1,214,946.80, 1,819,795.80 and 1,004,994.80 is: 1,505,321.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,946.80 : 1,819,795.80 = 1,004,994.80 : x
  2. Step 2: Convert to fraction form
    1,214,946.80/1,819,795.80 = 1,004,994.80/x
  3. Step 3: Cross multiply
    1,214,946.80x = 1,819,795.80 × 1,004,994.80
  4. Step 4: Simplify right side
    1,214,946.80x = 1,828,885,316,061.84
  5. Step 5: Solve for x
    x = 1,828,885,316,061.84/1,214,946.80
  6. Step 6: Final answer
    x = 1,505,321.32

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