Home / 3,854,789.27-5,319,615.44-2,112,181.74

Finding the Fourth Proportional to 3,854,789.27, 5,319,615.44 and 2,112,181.74

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Solution

The fourth proportional to 3,854,789.27, 5,319,615.44 and 2,112,181.74 is: 2,914,814.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854,789.27 : 5,319,615.44 = 2,112,181.74 : x
  2. Step 2: Convert to fraction form
    3,854,789.27/5,319,615.44 = 2,112,181.74/x
  3. Step 3: Cross multiply
    3,854,789.27x = 5,319,615.44 × 2,112,181.74
  4. Step 4: Simplify right side
    3,854,789.27x = 11,235,994,610,491.43
  5. Step 5: Solve for x
    x = 11,235,994,610,491.43/3,854,789.27
  6. Step 6: Final answer
    x = 2,914,814.23

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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.