Home / 2,207,109.21-3,310,138.94-609,636.93

Finding the Fourth Proportional to 2,207,109.21, 3,310,138.94 and 609,636.93

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Solution

The fourth proportional to 2,207,109.21, 3,310,138.94 and 609,636.93 is: 914,310.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207,109.21 : 3,310,138.94 = 609,636.93 : x
  2. Step 2: Convert to fraction form
    2,207,109.21/3,310,138.94 = 609,636.93/x
  3. Step 3: Cross multiply
    2,207,109.21x = 3,310,138.94 × 609,636.93
  4. Step 4: Simplify right side
    2,207,109.21x = 2,017,982,938,206.87
  5. Step 5: Solve for x
    x = 2,017,982,938,206.87/2,207,109.21
  6. Step 6: Final answer
    x = 914,310.42

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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.