Home / 3,554,301.60-5,326,786.80-1,422,640.80

Finding the Fourth Proportional to 3,554,301.60, 5,326,786.80 and 1,422,640.80

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Solution

The fourth proportional to 3,554,301.60, 5,326,786.80 and 1,422,640.80 is: 2,132,093.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554,301.60 : 5,326,786.80 = 1,422,640.80 : x
  2. Step 2: Convert to fraction form
    3,554,301.60/5,326,786.80 = 1,422,640.80/x
  3. Step 3: Cross multiply
    3,554,301.60x = 5,326,786.80 × 1,422,640.80
  4. Step 4: Simplify right side
    3,554,301.60x = 7,578,104,234,581.44
  5. Step 5: Solve for x
    x = 7,578,104,234,581.44/3,554,301.60
  6. Step 6: Final answer
    x = 2,132,093.75

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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.