Home / 3,133,783.20-4,700,828.40-1,640,791.20

Finding the Fourth Proportional to 3,133,783.20, 4,700,828.40 and 1,640,791.20

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Solution

The fourth proportional to 3,133,783.20, 4,700,828.40 and 1,640,791.20 is: 2,461,267.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133,783.20 : 4,700,828.40 = 1,640,791.20 : x
  2. Step 2: Convert to fraction form
    3,133,783.20/4,700,828.40 = 1,640,791.20/x
  3. Step 3: Cross multiply
    3,133,783.20x = 4,700,828.40 × 1,640,791.20
  4. Step 4: Simplify right side
    3,133,783.20x = 7,713,077,871,430.08
  5. Step 5: Solve for x
    x = 7,713,077,871,430.08/3,133,783.20
  6. Step 6: Final answer
    x = 2,461,267.22

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