Home / 1,040,481.04-1,435,980.40-587,801.20

Finding the Fourth Proportional to 1,040,481.04, 1,435,980.40 and 587,801.20

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Solution

The fourth proportional to 1,040,481.04, 1,435,980.40 and 587,801.20 is: 811,231.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,481.04 : 1,435,980.40 = 587,801.20 : x
  2. Step 2: Convert to fraction form
    1,040,481.04/1,435,980.40 = 587,801.20/x
  3. Step 3: Cross multiply
    1,040,481.04x = 1,435,980.40 × 587,801.20
  4. Step 4: Simplify right side
    1,040,481.04x = 844,071,002,296.48
  5. Step 5: Solve for x
    x = 844,071,002,296.48/1,040,481.04
  6. Step 6: Final answer
    x = 811,231.51

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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.