Home / 1,298,296-1,945,747.44-939,674.56

Finding the Fourth Proportional to 1,298,296, 1,945,747.44 and 939,674.56

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Solution

The fourth proportional to 1,298,296, 1,945,747.44 and 939,674.56 is: 1,408,283.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,296 : 1,945,747.44 = 939,674.56 : x
  2. Step 2: Convert to fraction form
    1,298,296/1,945,747.44 = 939,674.56/x
  3. Step 3: Cross multiply
    1,298,296x = 1,945,747.44 × 939,674.56
  4. Step 4: Simplify right side
    1,298,296x = 1,828,369,369,553.13
  5. Step 5: Solve for x
    x = 1,828,369,369,553.13/1,298,296
  6. Step 6: Final answer
    x = 1,408,283.91

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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.