Home / 1,777,122.88-2,664,503.28-978,780.40

Finding the Fourth Proportional to 1,777,122.88, 2,664,503.28 and 978,780.40

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Solution

The fourth proportional to 1,777,122.88, 2,664,503.28 and 978,780.40 is: 1,467,520.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,122.88 : 2,664,503.28 = 978,780.40 : x
  2. Step 2: Convert to fraction form
    1,777,122.88/2,664,503.28 = 978,780.40/x
  3. Step 3: Cross multiply
    1,777,122.88x = 2,664,503.28 × 978,780.40
  4. Step 4: Simplify right side
    1,777,122.88x = 2,607,963,586,199.71
  5. Step 5: Solve for x
    x = 2,607,963,586,199.71/1,777,122.88
  6. Step 6: Final answer
    x = 1,467,520.12

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