Home / 2,140,907.54-2,954,456.28-1,174,044.74

Finding the Fourth Proportional to 2,140,907.54, 2,954,456.28 and 1,174,044.74

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Solution

The fourth proportional to 2,140,907.54, 2,954,456.28 and 1,174,044.74 is: 1,620,183.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,907.54 : 2,954,456.28 = 1,174,044.74 : x
  2. Step 2: Convert to fraction form
    2,140,907.54/2,954,456.28 = 1,174,044.74/x
  3. Step 3: Cross multiply
    2,140,907.54x = 2,954,456.28 × 1,174,044.74
  4. Step 4: Simplify right side
    2,140,907.54x = 3,468,663,855,093.97
  5. Step 5: Solve for x
    x = 3,468,663,855,093.97/2,140,907.54
  6. Step 6: Final answer
    x = 1,620,183.87

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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.