Home / 1,425,391.92-2,138,532.57-478,803.69

Finding the Fourth Proportional to 1,425,391.92, 2,138,532.57 and 478,803.69

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Solution

The fourth proportional to 1,425,391.92, 2,138,532.57 and 478,803.69 is: 718,354.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,391.92 : 2,138,532.57 = 478,803.69 : x
  2. Step 2: Convert to fraction form
    1,425,391.92/2,138,532.57 = 478,803.69/x
  3. Step 3: Cross multiply
    1,425,391.92x = 2,138,532.57 × 478,803.69
  4. Step 4: Simplify right side
    1,425,391.92x = 1,023,937,285,701.18
  5. Step 5: Solve for x
    x = 1,023,937,285,701.18/1,425,391.92
  6. Step 6: Final answer
    x = 718,354.91

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