Home / 2,691,730.88-4,036,973.28-798,015.68

Finding the Fourth Proportional to 2,691,730.88, 4,036,973.28 and 798,015.68

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Solution

The fourth proportional to 2,691,730.88, 4,036,973.28 and 798,015.68 is: 1,196,838.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,730.88 : 4,036,973.28 = 798,015.68 : x
  2. Step 2: Convert to fraction form
    2,691,730.88/4,036,973.28 = 798,015.68/x
  3. Step 3: Cross multiply
    2,691,730.88x = 4,036,973.28 × 798,015.68
  4. Step 4: Simplify right side
    2,691,730.88x = 3,221,567,977,181.03
  5. Step 5: Solve for x
    x = 3,221,567,977,181.03/2,691,730.88
  6. Step 6: Final answer
    x = 1,196,838.81

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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.