Home / 1,332,768.96-1,999,153.44-386,140.32

Finding the Fourth Proportional to 1,332,768.96, 1,999,153.44 and 386,140.32

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Solution

The fourth proportional to 1,332,768.96, 1,999,153.44 and 386,140.32 is: 579,210.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,768.96 : 1,999,153.44 = 386,140.32 : x
  2. Step 2: Convert to fraction form
    1,332,768.96/1,999,153.44 = 386,140.32/x
  3. Step 3: Cross multiply
    1,332,768.96x = 1,999,153.44 × 386,140.32
  4. Step 4: Simplify right side
    1,332,768.96x = 771,953,749,050.70
  5. Step 5: Solve for x
    x = 771,953,749,050.70/1,332,768.96
  6. Step 6: Final answer
    x = 579,210.48

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