Home / 2,770,408.35-4,158,167.04-1,405,140.30

Finding the Fourth Proportional to 2,770,408.35, 4,158,167.04 and 1,405,140.30

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Solution

The fourth proportional to 2,770,408.35, 4,158,167.04 and 1,405,140.30 is: 2,109,006.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770,408.35 : 4,158,167.04 = 1,405,140.30 : x
  2. Step 2: Convert to fraction form
    2,770,408.35/4,158,167.04 = 1,405,140.30/x
  3. Step 3: Cross multiply
    2,770,408.35x = 4,158,167.04 × 1,405,140.30
  4. Step 4: Simplify right side
    2,770,408.35x = 5,842,808,082,035.71
  5. Step 5: Solve for x
    x = 5,842,808,082,035.71/2,770,408.35
  6. Step 6: Final answer
    x = 2,109,006.09

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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.