Home / 2,798,209.98-4,196,845.44-776,659.28

Finding the Fourth Proportional to 2,798,209.98, 4,196,845.44 and 776,659.28

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Solution

The fourth proportional to 2,798,209.98, 4,196,845.44 and 776,659.28 is: 1,164,858.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,209.98 : 4,196,845.44 = 776,659.28 : x
  2. Step 2: Convert to fraction form
    2,798,209.98/4,196,845.44 = 776,659.28/x
  3. Step 3: Cross multiply
    2,798,209.98x = 4,196,845.44 × 776,659.28
  4. Step 4: Simplify right side
    2,798,209.98x = 3,259,518,936,717.46
  5. Step 5: Solve for x
    x = 3,259,518,936,717.46/2,798,209.98
  6. Step 6: Final answer
    x = 1,164,858.59

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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.