Home / 1,040,466-1,435,959.78-587,786.16

Finding the Fourth Proportional to 1,040,466, 1,435,959.78 and 587,786.16

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Solution

The fourth proportional to 1,040,466, 1,435,959.78 and 587,786.16 is: 811,210.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,466 : 1,435,959.78 = 587,786.16 : x
  2. Step 2: Convert to fraction form
    1,040,466/1,435,959.78 = 587,786.16/x
  3. Step 3: Cross multiply
    1,040,466x = 1,435,959.78 × 587,786.16
  4. Step 4: Simplify right side
    1,040,466x = 844,037,285,000.65
  5. Step 5: Solve for x
    x = 844,037,285,000.65/1,040,466
  6. Step 6: Final answer
    x = 811,210.83

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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.