Home / 3,167,100.76-4,749,920.52-1,888,067.02

Finding the Fourth Proportional to 3,167,100.76, 4,749,920.52 and 1,888,067.02

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Solution

The fourth proportional to 3,167,100.76, 4,749,920.52 and 1,888,067.02 is: 2,831,664.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,100.76 : 4,749,920.52 = 1,888,067.02 : x
  2. Step 2: Convert to fraction form
    3,167,100.76/4,749,920.52 = 1,888,067.02/x
  3. Step 3: Cross multiply
    3,167,100.76x = 4,749,920.52 × 1,888,067.02
  4. Step 4: Simplify right side
    3,167,100.76x = 8,968,168,281,433.25
  5. Step 5: Solve for x
    x = 8,968,168,281,433.25/3,167,100.76
  6. Step 6: Final answer
    x = 2,831,664.97

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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.