Home / 1,619,109.60-2,422,443.60-1,059,237.60

Finding the Fourth Proportional to 1,619,109.60, 2,422,443.60 and 1,059,237.60

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Solution

The fourth proportional to 1,619,109.60, 2,422,443.60 and 1,059,237.60 is: 1,584,786.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,109.60 : 2,422,443.60 = 1,059,237.60 : x
  2. Step 2: Convert to fraction form
    1,619,109.60/2,422,443.60 = 1,059,237.60/x
  3. Step 3: Cross multiply
    1,619,109.60x = 2,422,443.60 × 1,059,237.60
  4. Step 4: Simplify right side
    1,619,109.60x = 2,565,943,344,999.36
  5. Step 5: Solve for x
    x = 2,565,943,344,999.36/1,619,109.60
  6. Step 6: Final answer
    x = 1,584,786.69

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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.