Home / 2,140,905.53-2,954,453.51-1,174,042.74

Finding the Fourth Proportional to 2,140,905.53, 2,954,453.51 and 1,174,042.74

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Solution

The fourth proportional to 2,140,905.53, 2,954,453.51 and 1,174,042.74 is: 1,620,181.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,905.53 : 2,954,453.51 = 1,174,042.74 : x
  2. Step 2: Convert to fraction form
    2,140,905.53/2,954,453.51 = 1,174,042.74/x
  3. Step 3: Cross multiply
    2,140,905.53x = 2,954,453.51 × 1,174,042.74
  4. Step 4: Simplify right side
    2,140,905.53x = 3,468,654,694,083.02
  5. Step 5: Solve for x
    x = 3,468,654,694,083.02/2,140,905.53
  6. Step 6: Final answer
    x = 1,620,181.11

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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.