Home / 1,203,379.59-1,659,707.24-1,022,689.65

Finding the Fourth Proportional to 1,203,379.59, 1,659,707.24 and 1,022,689.65

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Solution

The fourth proportional to 1,203,379.59, 1,659,707.24 and 1,022,689.65 is: 1,410,498.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,379.59 : 1,659,707.24 = 1,022,689.65 : x
  2. Step 2: Convert to fraction form
    1,203,379.59/1,659,707.24 = 1,022,689.65/x
  3. Step 3: Cross multiply
    1,203,379.59x = 1,659,707.24 × 1,022,689.65
  4. Step 4: Simplify right side
    1,203,379.59x = 1,697,365,411,028.98
  5. Step 5: Solve for x
    x = 1,697,365,411,028.98/1,203,379.59
  6. Step 6: Final answer
    x = 1,410,498.76

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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.