Home / 1,455,288.73-2,007,222.60-1,067,973.31

Finding the Fourth Proportional to 1,455,288.73, 2,007,222.60 and 1,067,973.31

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Solution

The fourth proportional to 1,455,288.73, 2,007,222.60 and 1,067,973.31 is: 1,473,013.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,288.73 : 2,007,222.60 = 1,067,973.31 : x
  2. Step 2: Convert to fraction form
    1,455,288.73/2,007,222.60 = 1,067,973.31/x
  3. Step 3: Cross multiply
    1,455,288.73x = 2,007,222.60 × 1,067,973.31
  4. Step 4: Simplify right side
    1,455,288.73x = 2,143,660,148,652.83
  5. Step 5: Solve for x
    x = 2,143,660,148,652.83/1,455,288.73
  6. Step 6: Final answer
    x = 1,473,013.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.