Home / 2,125,829.92-3,188,904.78-609,500.80

Finding the Fourth Proportional to 2,125,829.92, 3,188,904.78 and 609,500.80

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Solution

The fourth proportional to 2,125,829.92, 3,188,904.78 and 609,500.80 is: 914,297.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,829.92 : 3,188,904.78 = 609,500.80 : x
  2. Step 2: Convert to fraction form
    2,125,829.92/3,188,904.78 = 609,500.80/x
  3. Step 3: Cross multiply
    2,125,829.92x = 3,188,904.78 × 609,500.80
  4. Step 4: Simplify right side
    2,125,829.92x = 1,943,640,014,533.82
  5. Step 5: Solve for x
    x = 1,943,640,014,533.82/2,125,829.92
  6. Step 6: Final answer
    x = 914,297.05

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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.