Home / 1,353,087.59-2,028,164.27-677,540.30

Finding the Fourth Proportional to 1,353,087.59, 2,028,164.27 and 677,540.30

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Solution

The fourth proportional to 1,353,087.59, 2,028,164.27 and 677,540.30 is: 1,015,575.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,087.59 : 2,028,164.27 = 677,540.30 : x
  2. Step 2: Convert to fraction form
    1,353,087.59/2,028,164.27 = 677,540.30/x
  3. Step 3: Cross multiply
    1,353,087.59x = 2,028,164.27 × 677,540.30
  4. Step 4: Simplify right side
    1,353,087.59x = 1,374,163,014,416.56
  5. Step 5: Solve for x
    x = 1,374,163,014,416.56/1,353,087.59
  6. Step 6: Final answer
    x = 1,015,575.81

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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.