Home / 1,221,067.62-1,831,865.93-368,067.92

Finding the Fourth Proportional to 1,221,067.62, 1,831,865.93 and 368,067.92

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Solution

The fourth proportional to 1,221,067.62, 1,831,865.93 and 368,067.92 is: 552,181.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,067.62 : 1,831,865.93 = 368,067.92 : x
  2. Step 2: Convert to fraction form
    1,221,067.62/1,831,865.93 = 368,067.92/x
  3. Step 3: Cross multiply
    1,221,067.62x = 1,831,865.93 × 368,067.92
  4. Step 4: Simplify right side
    1,221,067.62x = 674,251,071,574.30
  5. Step 5: Solve for x
    x = 674,251,071,574.30/1,221,067.62
  6. Step 6: Final answer
    x = 552,181.60

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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.