Home / 2,016,476.52-2,781,863.28-1,200,222.54

Finding the Fourth Proportional to 2,016,476.52, 2,781,863.28 and 1,200,222.54

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Solution

The fourth proportional to 2,016,476.52, 2,781,863.28 and 1,200,222.54 is: 1,655,786.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,476.52 : 2,781,863.28 = 1,200,222.54 : x
  2. Step 2: Convert to fraction form
    2,016,476.52/2,781,863.28 = 1,200,222.54/x
  3. Step 3: Cross multiply
    2,016,476.52x = 2,781,863.28 × 1,200,222.54
  4. Step 4: Simplify right side
    2,016,476.52x = 3,338,855,011,854.33
  5. Step 5: Solve for x
    x = 3,338,855,011,854.33/2,016,476.52
  6. Step 6: Final answer
    x = 1,655,786.70

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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.