Home / 1,801,919.20-2,702,081.76-539,511.52

Finding the Fourth Proportional to 1,801,919.20, 2,702,081.76 and 539,511.52

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Solution

The fourth proportional to 1,801,919.20, 2,702,081.76 and 539,511.52 is: 809,028.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,919.20 : 2,702,081.76 = 539,511.52 : x
  2. Step 2: Convert to fraction form
    1,801,919.20/2,702,081.76 = 539,511.52/x
  3. Step 3: Cross multiply
    1,801,919.20x = 2,702,081.76 × 539,511.52
  4. Step 4: Simplify right side
    1,801,919.20x = 1,457,804,237,501.88
  5. Step 5: Solve for x
    x = 1,457,804,237,501.88/1,801,919.20
  6. Step 6: Final answer
    x = 809,028.64

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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.