Home / 2,798,208.73-4,196,843.56-776,658.03

Finding the Fourth Proportional to 2,798,208.73, 4,196,843.56 and 776,658.03

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Solution

The fourth proportional to 2,798,208.73, 4,196,843.56 and 776,658.03 is: 1,164,856.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,208.73 : 4,196,843.56 = 776,658.03 : x
  2. Step 2: Convert to fraction form
    2,798,208.73/4,196,843.56 = 776,658.03/x
  3. Step 3: Cross multiply
    2,798,208.73x = 4,196,843.56 × 776,658.03
  4. Step 4: Simplify right side
    2,798,208.73x = 3,259,512,251,527.79
  5. Step 5: Solve for x
    x = 3,259,512,251,527.79/2,798,208.73
  6. Step 6: Final answer
    x = 1,164,856.72

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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.