Home / 1,978,666.90-2,967,017.55-630,654.10

Finding the Fourth Proportional to 1,978,666.90, 2,967,017.55 and 630,654.10

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Solution

The fourth proportional to 1,978,666.90, 2,967,017.55 and 630,654.10 is: 945,667.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,666.90 : 2,967,017.55 = 630,654.10 : x
  2. Step 2: Convert to fraction form
    1,978,666.90/2,967,017.55 = 630,654.10/x
  3. Step 3: Cross multiply
    1,978,666.90x = 2,967,017.55 × 630,654.10
  4. Step 4: Simplify right side
    1,978,666.90x = 1,871,161,782,679.45
  5. Step 5: Solve for x
    x = 1,871,161,782,679.45/1,978,666.90
  6. Step 6: Final answer
    x = 945,667.91

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