Home / 1,040,291.73-1,560,736.53-432,961.83

Finding the Fourth Proportional to 1,040,291.73, 1,560,736.53 and 432,961.83

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Solution

The fourth proportional to 1,040,291.73, 1,560,736.53 and 432,961.83 is: 649,567.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,291.73 : 1,560,736.53 = 432,961.83 : x
  2. Step 2: Convert to fraction form
    1,040,291.73/1,560,736.53 = 432,961.83/x
  3. Step 3: Cross multiply
    1,040,291.73x = 1,560,736.53 × 432,961.83
  4. Step 4: Simplify right side
    1,040,291.73x = 675,739,344,176.65
  5. Step 5: Solve for x
    x = 675,739,344,176.65/1,040,291.73
  6. Step 6: Final answer
    x = 649,567.16

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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.