Home / 1,729,383.90-2,587,077.45-1,519,431.90

Finding the Fourth Proportional to 1,729,383.90, 2,587,077.45 and 1,519,431.90

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Solution

The fourth proportional to 1,729,383.90, 2,587,077.45 and 1,519,431.90 is: 2,272,999.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,383.90 : 2,587,077.45 = 1,519,431.90 : x
  2. Step 2: Convert to fraction form
    1,729,383.90/2,587,077.45 = 1,519,431.90/x
  3. Step 3: Cross multiply
    1,729,383.90x = 2,587,077.45 × 1,519,431.90
  4. Step 4: Simplify right side
    1,729,383.90x = 3,930,888,005,300.66
  5. Step 5: Solve for x
    x = 3,930,888,005,300.66/1,729,383.90
  6. Step 6: Final answer
    x = 2,272,999.08

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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.