Home / 2,761,359.36-4,142,226.56-938,981.92

Finding the Fourth Proportional to 2,761,359.36, 4,142,226.56 and 938,981.92

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Solution

The fourth proportional to 2,761,359.36, 4,142,226.56 and 938,981.92 is: 1,408,536.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761,359.36 : 4,142,226.56 = 938,981.92 : x
  2. Step 2: Convert to fraction form
    2,761,359.36/4,142,226.56 = 938,981.92/x
  3. Step 3: Cross multiply
    2,761,359.36x = 4,142,226.56 × 938,981.92
  4. Step 4: Simplify right side
    2,761,359.36x = 3,889,475,848,383.80
  5. Step 5: Solve for x
    x = 3,889,475,848,383.80/2,761,359.36
  6. Step 6: Final answer
    x = 1,408,536.64

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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.