Home / 2,798,206.22-4,196,839.82-776,655.52

Finding the Fourth Proportional to 2,798,206.22, 4,196,839.82 and 776,655.52

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Solution

The fourth proportional to 2,798,206.22, 4,196,839.82 and 776,655.52 is: 1,164,852.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,206.22 : 4,196,839.82 = 776,655.52 : x
  2. Step 2: Convert to fraction form
    2,798,206.22/4,196,839.82 = 776,655.52/x
  3. Step 3: Cross multiply
    2,798,206.22x = 4,196,839.82 × 776,655.52
  4. Step 4: Simplify right side
    2,798,206.22x = 3,259,498,798,383.43
  5. Step 5: Solve for x
    x = 3,259,498,798,383.43/2,798,206.22
  6. Step 6: Final answer
    x = 1,164,852.96

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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.