Home / 1,979,120-2,731,190.88-1,073,702

Finding the Fourth Proportional to 1,979,120, 2,731,190.88 and 1,073,702

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Solution

The fourth proportional to 1,979,120, 2,731,190.88 and 1,073,702 is: 1,481,711.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,120 : 2,731,190.88 = 1,073,702 : x
  2. Step 2: Convert to fraction form
    1,979,120/2,731,190.88 = 1,073,702/x
  3. Step 3: Cross multiply
    1,979,120x = 2,731,190.88 × 1,073,702
  4. Step 4: Simplify right side
    1,979,120x = 2,932,485,110,237.76
  5. Step 5: Solve for x
    x = 2,932,485,110,237.76/1,979,120
  6. Step 6: Final answer
    x = 1,481,711.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.