Home / 1,333,846.64-1,840,940.97-790,288.46

Finding the Fourth Proportional to 1,333,846.64, 1,840,940.97 and 790,288.46

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Solution

The fourth proportional to 1,333,846.64, 1,840,940.97 and 790,288.46 is: 1,090,735.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,846.64 : 1,840,940.97 = 790,288.46 : x
  2. Step 2: Convert to fraction form
    1,333,846.64/1,840,940.97 = 790,288.46/x
  3. Step 3: Cross multiply
    1,333,846.64x = 1,840,940.97 × 790,288.46
  4. Step 4: Simplify right side
    1,333,846.64x = 1,454,874,408,734.56
  5. Step 5: Solve for x
    x = 1,454,874,408,734.56/1,333,846.64
  6. Step 6: Final answer
    x = 1,090,735.89

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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.