Home / 1,647,553.58-2,273,450.86-912,488.60

Finding the Fourth Proportional to 1,647,553.58, 2,273,450.86 and 912,488.60

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Solution

The fourth proportional to 1,647,553.58, 2,273,450.86 and 912,488.60 is: 1,259,138.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,553.58 : 2,273,450.86 = 912,488.60 : x
  2. Step 2: Convert to fraction form
    1,647,553.58/2,273,450.86 = 912,488.60/x
  3. Step 3: Cross multiply
    1,647,553.58x = 2,273,450.86 × 912,488.60
  4. Step 4: Simplify right side
    1,647,553.58x = 2,074,497,992,410.20
  5. Step 5: Solve for x
    x = 2,074,497,992,410.20/1,647,553.58
  6. Step 6: Final answer
    x = 1,259,138.41

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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.