Home / 1,408,628.64-1,943,893.22-764,035

Finding the Fourth Proportional to 1,408,628.64, 1,943,893.22 and 764,035

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Solution

The fourth proportional to 1,408,628.64, 1,943,893.22 and 764,035 is: 1,054,360.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,628.64 : 1,943,893.22 = 764,035 : x
  2. Step 2: Convert to fraction form
    1,408,628.64/1,943,893.22 = 764,035/x
  3. Step 3: Cross multiply
    1,408,628.64x = 1,943,893.22 × 764,035
  4. Step 4: Simplify right side
    1,408,628.64x = 1,485,202,456,342.70
  5. Step 5: Solve for x
    x = 1,485,202,456,342.70/1,408,628.64
  6. Step 6: Final answer
    x = 1,054,360.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.