Home / 1,568,963.74-2,353,441.75-885,540.78

Finding the Fourth Proportional to 1,568,963.74, 2,353,441.75 and 885,540.78

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Solution

The fourth proportional to 1,568,963.74, 2,353,441.75 and 885,540.78 is: 1,328,308.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,963.74 : 2,353,441.75 = 885,540.78 : x
  2. Step 2: Convert to fraction form
    1,568,963.74/2,353,441.75 = 885,540.78/x
  3. Step 3: Cross multiply
    1,568,963.74x = 2,353,441.75 × 885,540.78
  4. Step 4: Simplify right side
    1,568,963.74x = 2,084,068,642,979.57
  5. Step 5: Solve for x
    x = 2,084,068,642,979.57/1,568,963.74
  6. Step 6: Final answer
    x = 1,328,308.99

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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.