Home / 2,137,442.58-3,205,819.42-939,141.54

Finding the Fourth Proportional to 2,137,442.58, 3,205,819.42 and 939,141.54

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Solution

The fourth proportional to 2,137,442.58, 3,205,819.42 and 939,141.54 is: 1,408,560.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,442.58 : 3,205,819.42 = 939,141.54 : x
  2. Step 2: Convert to fraction form
    2,137,442.58/3,205,819.42 = 939,141.54/x
  3. Step 3: Cross multiply
    2,137,442.58x = 3,205,819.42 × 939,141.54
  4. Step 4: Simplify right side
    2,137,442.58x = 3,010,718,184,712.85
  5. Step 5: Solve for x
    x = 3,010,718,184,712.85/2,137,442.58
  6. Step 6: Final answer
    x = 1,408,560.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.