Home / 1,978,166.23-2,963,856.02-1,328,524.70

Finding the Fourth Proportional to 1,978,166.23, 2,963,856.02 and 1,328,524.70

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Solution

The fourth proportional to 1,978,166.23, 2,963,856.02 and 1,328,524.70 is: 1,990,508.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,166.23 : 2,963,856.02 = 1,328,524.70 : x
  2. Step 2: Convert to fraction form
    1,978,166.23/2,963,856.02 = 1,328,524.70/x
  3. Step 3: Cross multiply
    1,978,166.23x = 2,963,856.02 × 1,328,524.70
  4. Step 4: Simplify right side
    1,978,166.23x = 3,937,555,908,351.79
  5. Step 5: Solve for x
    x = 3,937,555,908,351.79/1,978,166.23
  6. Step 6: Final answer
    x = 1,990,508.10

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