Home / 1,848,774.78-2,785,781.41-1,519,198.32

Finding the Fourth Proportional to 1,848,774.78, 2,785,781.41 and 1,519,198.32

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Solution

The fourth proportional to 1,848,774.78, 2,785,781.41 and 1,519,198.32 is: 2,289,167.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848,774.78 : 2,785,781.41 = 1,519,198.32 : x
  2. Step 2: Convert to fraction form
    1,848,774.78/2,785,781.41 = 1,519,198.32/x
  3. Step 3: Cross multiply
    1,848,774.78x = 2,785,781.41 × 1,519,198.32
  4. Step 4: Simplify right side
    1,848,774.78x = 4,232,154,437,959.23
  5. Step 5: Solve for x
    x = 4,232,154,437,959.23/1,848,774.78
  6. Step 6: Final answer
    x = 2,289,167.12

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.