Home / 3,477,112.38-4,798,709.82-1,928,872.90

Finding the Fourth Proportional to 3,477,112.38, 4,798,709.82 and 1,928,872.90

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Solution

The fourth proportional to 3,477,112.38, 4,798,709.82 and 1,928,872.90 is: 2,662,008.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,112.38 : 4,798,709.82 = 1,928,872.90 : x
  2. Step 2: Convert to fraction form
    3,477,112.38/4,798,709.82 = 1,928,872.90/x
  3. Step 3: Cross multiply
    3,477,112.38x = 4,798,709.82 × 1,928,872.90
  4. Step 4: Simplify right side
    3,477,112.38x = 9,256,101,326,761.88
  5. Step 5: Solve for x
    x = 9,256,101,326,761.88/3,477,112.38
  6. Step 6: Final answer
    x = 2,662,008.10

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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.