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Finding the Fourth Proportional to 1,110,946, 1,666,703.16 and 322,978

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Solution

The fourth proportional to 1,110,946, 1,666,703.16 and 322,978 is: 484,549.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,946 : 1,666,703.16 = 322,978 : x
  2. Step 2: Convert to fraction form
    1,110,946/1,666,703.16 = 322,978/x
  3. Step 3: Cross multiply
    1,110,946x = 1,666,703.16 × 322,978
  4. Step 4: Simplify right side
    1,110,946x = 538,308,453,210.48
  5. Step 5: Solve for x
    x = 538,308,453,210.48/1,110,946
  6. Step 6: Final answer
    x = 484,549.61

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