Home / 847,048.46-1,270,607.31-215,978.67

Finding the Fourth Proportional to 847,048.46, 1,270,607.31 and 215,978.67

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Solution

The fourth proportional to 847,048.46, 1,270,607.31 and 215,978.67 is: 323,976.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,048.46 : 1,270,607.31 = 215,978.67 : x
  2. Step 2: Convert to fraction form
    847,048.46/1,270,607.31 = 215,978.67/x
  3. Step 3: Cross multiply
    847,048.46x = 1,270,607.31 × 215,978.67
  4. Step 4: Simplify right side
    847,048.46x = 274,424,076,906.08
  5. Step 5: Solve for x
    x = 274,424,076,906.08/847,048.46
  6. Step 6: Final answer
    x = 323,976.83

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