Home / 1,298,295-1,945,745.94-939,673.56

Finding the Fourth Proportional to 1,298,295, 1,945,745.94 and 939,673.56

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Solution

The fourth proportional to 1,298,295, 1,945,745.94 and 939,673.56 is: 1,408,282.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,295 : 1,945,745.94 = 939,673.56 : x
  2. Step 2: Convert to fraction form
    1,298,295/1,945,745.94 = 939,673.56/x
  3. Step 3: Cross multiply
    1,298,295x = 1,945,745.94 × 939,673.56
  4. Step 4: Simplify right side
    1,298,295x = 1,828,366,014,295.35
  5. Step 5: Solve for x
    x = 1,828,366,014,295.35/1,298,295
  6. Step 6: Final answer
    x = 1,408,282.41

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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.