Home / 1,422,619.20-2,134,040.58-475,993.26

Finding the Fourth Proportional to 1,422,619.20, 2,134,040.58 and 475,993.26

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Solution

The fourth proportional to 1,422,619.20, 2,134,040.58 and 475,993.26 is: 714,027.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,619.20 : 2,134,040.58 = 475,993.26 : x
  2. Step 2: Convert to fraction form
    1,422,619.20/2,134,040.58 = 475,993.26/x
  3. Step 3: Cross multiply
    1,422,619.20x = 2,134,040.58 × 475,993.26
  4. Step 4: Simplify right side
    1,422,619.20x = 1,015,788,932,646.49
  5. Step 5: Solve for x
    x = 1,015,788,932,646.49/1,422,619.20
  6. Step 6: Final answer
    x = 714,027.29

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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.