Home / 1,585,959.54-2,188,565.49-860,791.71

Finding the Fourth Proportional to 1,585,959.54, 2,188,565.49 and 860,791.71

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Solution

The fourth proportional to 1,585,959.54, 2,188,565.49 and 860,791.71 is: 1,187,860.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,959.54 : 2,188,565.49 = 860,791.71 : x
  2. Step 2: Convert to fraction form
    1,585,959.54/2,188,565.49 = 860,791.71/x
  3. Step 3: Cross multiply
    1,585,959.54x = 2,188,565.49 × 860,791.71
  4. Step 4: Simplify right side
    1,585,959.54x = 1,883,899,030,584.09
  5. Step 5: Solve for x
    x = 1,883,899,030,584.09/1,585,959.54
  6. Step 6: Final answer
    x = 1,187,860.71

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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.