Home / 2,221,029.83-3,329,416.43-939,874.92

Finding the Fourth Proportional to 2,221,029.83, 3,329,416.43 and 939,874.92

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Solution

The fourth proportional to 2,221,029.83, 3,329,416.43 and 939,874.92 is: 1,408,911.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,029.83 : 3,329,416.43 = 939,874.92 : x
  2. Step 2: Convert to fraction form
    2,221,029.83/3,329,416.43 = 939,874.92/x
  3. Step 3: Cross multiply
    2,221,029.83x = 3,329,416.43 × 939,874.92
  4. Step 4: Simplify right side
    2,221,029.83x = 3,129,235,003,142.62
  5. Step 5: Solve for x
    x = 3,129,235,003,142.62/2,221,029.83
  6. Step 6: Final answer
    x = 1,408,911.74

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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.