Home / 1,790,067.57-2,685,189.89-510,863.59

Finding the Fourth Proportional to 1,790,067.57, 2,685,189.89 and 510,863.59

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Solution

The fourth proportional to 1,790,067.57, 2,685,189.89 and 510,863.59 is: 766,320.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,067.57 : 2,685,189.89 = 510,863.59 : x
  2. Step 2: Convert to fraction form
    1,790,067.57/2,685,189.89 = 510,863.59/x
  3. Step 3: Cross multiply
    1,790,067.57x = 2,685,189.89 × 510,863.59
  4. Step 4: Simplify right side
    1,790,067.57x = 1,371,765,747,037.11
  5. Step 5: Solve for x
    x = 1,371,765,747,037.11/1,790,067.57
  6. Step 6: Final answer
    x = 766,320.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.