Home / 1,065,371.38-1,470,203.79-581,936.65

Finding the Fourth Proportional to 1,065,371.38, 1,470,203.79 and 581,936.65

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Solution

The fourth proportional to 1,065,371.38, 1,470,203.79 and 581,936.65 is: 803,067.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,371.38 : 1,470,203.79 = 581,936.65 : x
  2. Step 2: Convert to fraction form
    1,065,371.38/1,470,203.79 = 581,936.65/x
  3. Step 3: Cross multiply
    1,065,371.38x = 1,470,203.79 × 581,936.65
  4. Step 4: Simplify right side
    1,065,371.38x = 855,565,468,369.90
  5. Step 5: Solve for x
    x = 855,565,468,369.90/1,065,371.38
  6. Step 6: Final answer
    x = 803,067.82

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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.