Home / 1,201,786.99-1,659,590.22-772,812.43

Finding the Fourth Proportional to 1,201,786.99, 1,659,590.22 and 772,812.43

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Solution

The fourth proportional to 1,201,786.99, 1,659,590.22 and 772,812.43 is: 1,067,204.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,786.99 : 1,659,590.22 = 772,812.43 : x
  2. Step 2: Convert to fraction form
    1,201,786.99/1,659,590.22 = 772,812.43/x
  3. Step 3: Cross multiply
    1,201,786.99x = 1,659,590.22 × 772,812.43
  4. Step 4: Simplify right side
    1,201,786.99x = 1,282,551,950,722.43
  5. Step 5: Solve for x
    x = 1,282,551,950,722.43/1,201,786.99
  6. Step 6: Final answer
    x = 1,067,204.06

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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.