Home / 1,420,577.43-2,130,851.56-821,157.18

Finding the Fourth Proportional to 1,420,577.43, 2,130,851.56 and 821,157.18

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Solution

The fourth proportional to 1,420,577.43, 2,130,851.56 and 821,157.18 is: 1,231,727.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,577.43 : 2,130,851.56 = 821,157.18 : x
  2. Step 2: Convert to fraction form
    1,420,577.43/2,130,851.56 = 821,157.18/x
  3. Step 3: Cross multiply
    1,420,577.43x = 2,130,851.56 × 821,157.18
  4. Step 4: Simplify right side
    1,420,577.43x = 1,749,764,058,008.20
  5. Step 5: Solve for x
    x = 1,749,764,058,008.20/1,420,577.43
  6. Step 6: Final answer
    x = 1,231,727.34

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