Home / 1,970,254.05-2,718,846.57-1,099,179.66

Finding the Fourth Proportional to 1,970,254.05, 2,718,846.57 and 1,099,179.66

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Solution

The fourth proportional to 1,970,254.05, 2,718,846.57 and 1,099,179.66 is: 1,516,809.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,254.05 : 2,718,846.57 = 1,099,179.66 : x
  2. Step 2: Convert to fraction form
    1,970,254.05/2,718,846.57 = 1,099,179.66/x
  3. Step 3: Cross multiply
    1,970,254.05x = 2,718,846.57 × 1,099,179.66
  4. Step 4: Simplify right side
    1,970,254.05x = 2,988,500,848,404.77
  5. Step 5: Solve for x
    x = 2,988,500,848,404.77/1,970,254.05
  6. Step 6: Final answer
    x = 1,516,809.90

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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.