Home / 1,754,358.31-2,420,756.82-979,893.73

Finding the Fourth Proportional to 1,754,358.31, 2,420,756.82 and 979,893.73

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Solution

The fourth proportional to 1,754,358.31, 2,420,756.82 and 979,893.73 is: 1,352,109.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,358.31 : 2,420,756.82 = 979,893.73 : x
  2. Step 2: Convert to fraction form
    1,754,358.31/2,420,756.82 = 979,893.73/x
  3. Step 3: Cross multiply
    1,754,358.31x = 2,420,756.82 × 979,893.73
  4. Step 4: Simplify right side
    1,754,358.31x = 2,372,084,429,772.74
  5. Step 5: Solve for x
    x = 2,372,084,429,772.74/1,754,358.31
  6. Step 6: Final answer
    x = 1,352,109.44

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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.