Home / 3,922,686.90-5,873,067.90-2,119,108.86

Finding the Fourth Proportional to 3,922,686.90, 5,873,067.90 and 2,119,108.86

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Solution

The fourth proportional to 3,922,686.90, 5,873,067.90 and 2,119,108.86 is: 3,172,741.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922,686.90 : 5,873,067.90 = 2,119,108.86 : x
  2. Step 2: Convert to fraction form
    3,922,686.90/5,873,067.90 = 2,119,108.86/x
  3. Step 3: Cross multiply
    3,922,686.90x = 5,873,067.90 × 2,119,108.86
  4. Step 4: Simplify right side
    3,922,686.90x = 12,445,670,222,271.59
  5. Step 5: Solve for x
    x = 12,445,670,222,271.59/3,922,686.90
  6. Step 6: Final answer
    x = 3,172,741.17

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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.