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Finding the Fourth Proportional to 1,978,947.86, 2,730,953.27 and 1,073,529.86

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Solution

The fourth proportional to 1,978,947.86, 2,730,953.27 and 1,073,529.86 is: 1,481,474.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,947.86 : 2,730,953.27 = 1,073,529.86 : x
  2. Step 2: Convert to fraction form
    1,978,947.86/2,730,953.27 = 1,073,529.86/x
  3. Step 3: Cross multiply
    1,978,947.86x = 2,730,953.27 × 1,073,529.86
  4. Step 4: Simplify right side
    1,978,947.86x = 2,931,759,870,638.70
  5. Step 5: Solve for x
    x = 2,931,759,870,638.70/1,978,947.86
  6. Step 6: Final answer
    x = 1,481,474.04

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Why These Related Problems?

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