Home / 1,203,385.59-1,659,715.52-1,022,695.65

Finding the Fourth Proportional to 1,203,385.59, 1,659,715.52 and 1,022,695.65

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Solution

The fourth proportional to 1,203,385.59, 1,659,715.52 and 1,022,695.65 is: 1,410,507.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,385.59 : 1,659,715.52 = 1,022,695.65 : x
  2. Step 2: Convert to fraction form
    1,203,385.59/1,659,715.52 = 1,022,695.65/x
  3. Step 3: Cross multiply
    1,203,385.59x = 1,659,715.52 × 1,022,695.65
  4. Step 4: Simplify right side
    1,203,385.59x = 1,697,383,837,428.01
  5. Step 5: Solve for x
    x = 1,697,383,837,428.01/1,203,385.59
  6. Step 6: Final answer
    x = 1,410,507.03

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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.