Home / 1,512,128.40-2,269,067.40-565,594.80

Finding the Fourth Proportional to 1,512,128.40, 2,269,067.40 and 565,594.80

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Solution

The fourth proportional to 1,512,128.40, 2,269,067.40 and 565,594.80 is: 848,719.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,128.40 : 2,269,067.40 = 565,594.80 : x
  2. Step 2: Convert to fraction form
    1,512,128.40/2,269,067.40 = 565,594.80/x
  3. Step 3: Cross multiply
    1,512,128.40x = 2,269,067.40 × 565,594.80
  4. Step 4: Simplify right side
    1,512,128.40x = 1,283,372,722,289.52
  5. Step 5: Solve for x
    x = 1,283,372,722,289.52/1,512,128.40
  6. Step 6: Final answer
    x = 848,719.41

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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.