Home / 3,893,265.71-5,836,736.89-1,620,491.36

Finding the Fourth Proportional to 3,893,265.71, 5,836,736.89 and 1,620,491.36

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Solution

The fourth proportional to 3,893,265.71, 5,836,736.89 and 1,620,491.36 is: 2,429,421.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,893,265.71 : 5,836,736.89 = 1,620,491.36 : x
  2. Step 2: Convert to fraction form
    3,893,265.71/5,836,736.89 = 1,620,491.36/x
  3. Step 3: Cross multiply
    3,893,265.71x = 5,836,736.89 × 1,620,491.36
  4. Step 4: Simplify right side
    3,893,265.71x = 9,458,381,692,735.82
  5. Step 5: Solve for x
    x = 9,458,381,692,735.82/3,893,265.71
  6. Step 6: Final answer
    x = 2,429,421.06

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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.