Home / 1,978,124.40-2,967,186.60-1,340,395.20

Finding the Fourth Proportional to 1,978,124.40, 2,967,186.60 and 1,340,395.20

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Solution

The fourth proportional to 1,978,124.40, 2,967,186.60 and 1,340,395.20 is: 2,010,592.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,124.40 : 2,967,186.60 = 1,340,395.20 : x
  2. Step 2: Convert to fraction form
    1,978,124.40/2,967,186.60 = 1,340,395.20/x
  3. Step 3: Cross multiply
    1,978,124.40x = 2,967,186.60 × 1,340,395.20
  4. Step 4: Simplify right side
    1,978,124.40x = 3,977,202,676,144.32
  5. Step 5: Solve for x
    x = 3,977,202,676,144.32/1,978,124.40
  6. Step 6: Final answer
    x = 2,010,592.80

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Why These Related Problems?

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