Home / 1,851,919.20-2,778,078.06-589,451.58

Finding the Fourth Proportional to 1,851,919.20, 2,778,078.06 and 589,451.58

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Solution

The fourth proportional to 1,851,919.20, 2,778,078.06 and 589,451.58 is: 884,240.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,919.20 : 2,778,078.06 = 589,451.58 : x
  2. Step 2: Convert to fraction form
    1,851,919.20/2,778,078.06 = 589,451.58/x
  3. Step 3: Cross multiply
    1,851,919.20x = 2,778,078.06 × 589,451.58
  4. Step 4: Simplify right side
    1,851,919.20x = 1,637,542,501,830.33
  5. Step 5: Solve for x
    x = 1,637,542,501,830.33/1,851,919.20
  6. Step 6: Final answer
    x = 884,240.79

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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.